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Sine-Gordon equation

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1806: 8530: 4901: 752: 1505: 4664: 3793: 2572: 887: 4660: 1801:{\displaystyle {\begin{aligned}{\mathcal {L}}_{\text{SG}}(\varphi )&={\frac {1}{2}}(\varphi _{t}^{2}-\varphi _{x}^{2})-{\frac {\varphi ^{2}}{2}}+\sum _{n=2}^{\infty }{\frac {(-\varphi ^{2})^{n}}{(2n)!}}\\&={\mathcal {L}}_{\text{KG}}(\varphi )+\sum _{n=2}^{\infty }{\frac {(-\varphi ^{2})^{n}}{(2n)!}}.\end{aligned}}} 1054: 6103: 4896:{\displaystyle A_{v}={\begin{pmatrix}-{\frac {i}{4\lambda }}\cos \varphi &-{\frac {1}{4\lambda }}\sin \varphi \\{\frac {1}{4\lambda }}\sin \varphi &{\frac {i}{4\lambda }}\cos \varphi \end{pmatrix}}=-{\frac {1}{4\lambda }}i\sin \varphi \sigma _{2}-{\frac {1}{4\lambda }}i\cos \varphi \sigma _{3},} 794:
There are also some more straightforward ways to construct new solutions but which do not give new surfaces. Since the sine-Gordon equation is odd, the negative of any solution is another solution. However this does not give a new surface, as the sign-change comes down to a choice of direction for
748:, that if a pair of matrix-valued bilinear forms satisfy the Gauss–Codazzi equations, then they are the first and second fundamental forms of an embedded surface in 3-dimensional space. Solutions to the sine-Gordon equation can be used to construct such matrices by using the forms obtained above. 3612: 4289:
where a constant energy density has been added so that the potential is non-negative. With it the first two terms in the Taylor expansion of the potential coincide with the potential of a massive scalar field, as mentioned in the naming section; the higher order terms can be thought of as
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relating the transformed results. The 2-soliton solutions of the sine-Gordon equation show some of the characteristic features of the solitons. The traveling sine-Gordon kinks and/or antikinks pass through each other as if perfectly permeable, and the only observed effect is a
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3-soliton collisions between a traveling kink and a standing breather or a traveling antikink and a standing breather results in a phase shift of the standing breather. In the process of collision between a moving kink and a standing breather, the shift of the breather
4287: 1368: 941: 2328: 1935: 5407: 5956: 4129: 3010: 1490: 2804: 5765:. This is sometimes known as the Coleman correspondence and serves as an example of boson-fermion correspondence in the interacting case. This article also showed that the constants appearing in the model behave nicely under 2654: 6570: 3788:{\displaystyle {\begin{aligned}\psi _{u}&=\varphi _{u}+2a\sin {\Bigl (}{\frac {\psi +\varphi }{2}}{\Bigr )}\\\psi _{v}&=-\varphi _{v}+{\frac {2}{a}}\sin {\Bigl (}{\frac {\psi -\varphi }{2}}{\Bigr )}\end{aligned}}\,\!} 5709:
One can also consider the sine-Gordon model on a circle, on a line segment, or on a half line. It is possible to find boundary conditions which preserve the integrability of the model. On a half line the spectrum contains
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The topological charge is conserved if the energy is finite. The topological charge does not determine the solution, even up to Lorentz boosts. Both the trivial solution and the soliton-antisoliton pair solution have
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Consider a line of pendula, hanging on a straight line, in constant gravity. Connect the bobs of the pendula together by a string in constant tension. Let the angle of the pendulum at location
1999: 6680: 6155: 3601: 1260: 6298: 720: 453: 5699: 5074: 3476: 6453:, which are respectively the free fermion point, as the theory is dual to a free fermion via the Coleman correspondence, and the self-dual point, where the vertex operators form an 5934: 2532: 6339: 2492: 671: 5655: 2213: 6375: 6245: 4369: 5800: 3237: 3993: 8925: 6602: 6451: 6415: 4466: 4402: 3912: 1170:. However this does give an intuitive picture for the sine-gordon equation. One can produce exact mechanical realizations of the sine-gordon equation by more complex methods. 845: 2609: 2181: 1090: 1049:{\displaystyle \underbrace {m\varphi _{tt}} _{\text{mass times acceleration}}=\underbrace {T\varphi _{xx}} _{\text{tension}}-\underbrace {mg\sin \varphi } _{\text{gravity}}} 5162: 3389: 5881: 5854: 5827: 4928: 6194: 2152: 6487: 7960: 6949: 6098:{\displaystyle {\mathcal {L}}_{QsG}={\frac {1}{2}}\partial _{\mu }\varphi \partial ^{\mu }\varphi +{\frac {1}{2}}m_{0}^{2}\varphi ^{2}-\alpha (V_{\beta }+V_{-\beta })} 5505: 4493: 4153: 3988: 3886: 3840: 3552: 2126: 1838: 936: 813: 510: 124: 56: 5321: 3409: 2233: 2102: 5901: 5219: 5192: 4437: 3932: 3860: 3820: 3436: 238: 6622: 4318: 722:
Thus, any pseudospherical surface gives rise to a solution of the sine-Gordon equation, although with some caveats: if the surface is complete, it is necessarily
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The 1-soliton solutions can be visualized with the use of the elastic ribbon sine-Gordon model introduced by Julio Rubinstein in 1970. Here we take a clockwise (
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A supersymmetric extension of the sine-Gordon model also exists. Integrability preserving boundary conditions for this extension can be found as well.
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Inami, Takeo; Odake, Satoru; Zhang, Yao-Zhong (1995). "Supersymmetric extension of the sine-Gordon theory with integrable boundary interactions".
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Zamolodchikov, Alexander B.; Zamolodchikov, Alexey B. (1978). "Relativistic factorized S-matrix in two dimensions having O(N) isotopic symmetry".
3145:{\displaystyle \varphi (x,t)=4\arctan \left({\frac {{\sqrt {1-\omega ^{2}}}\;\cos(\omega t)}{\omega \;\cosh({\sqrt {1-\omega ^{2}}}\;x)}}\right).} 35: 5549: 8038: 8142: 4937: 8644: 8373: 7709: 7171: 7146: 7103: 6984: 6907: 6882: 2945:{\displaystyle \varphi _{K/AK}(x,t)=4\arctan \left({\frac {v\cosh {\frac {x}{\sqrt {1-v^{2}}}}}{\sinh {\frac {vt}{\sqrt {1-v^{2}}}}}}\right)} 7536:
Fröb, Markus B.; Cadamuro, Daniela (2022). "Local operators in the Sine-Gordon model: $ \partial_Όϕ\, \partial_Μϕ$ and the stress tensor".
2792:{\displaystyle \varphi _{K/K}(x,t)=4\arctan \left({\frac {v\sinh {\frac {x}{\sqrt {1-v^{2}}}}}{\cosh {\frac {vt}{\sqrt {1-v^{2}}}}}}\right)} 8265: 7953: 8782: 3354:{\displaystyle \Delta _{\text{B}}={\frac {2\operatorname {artanh} {\sqrt {(1-\omega ^{2})(1-v_{\text{K}}^{2})}}}{\sqrt {1-\omega ^{2}}}},} 8121: 6709:
are well-described by the sine-Gordon equations, and conversely provide a useful experimental system for studying the sine-Gordon model.
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for the sine-Gordon equation, in the sense that the zero-curvature equation recovers the PDE rather than them satisfying Lax's equation.
2441:{\displaystyle \varphi '_{v}=-\varphi _{v}+{\frac {2}{\beta }}\sin {\frac {\varphi '-\varphi }{2}}{\text{ with }}\varphi =\varphi _{0}=0} 2215:
are known as vacuum states, as they are constant solutions of zero energy. The 1-soliton solution in which we take the negative root for
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This is the original form of the sine-Gordon equation, as it was considered in the 19th century in the course of investigation of
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A line of pendula, with a "breather pattern" oscillating in the middle. Unfortunately, the picture is drawn with gravity pointing
680: 525: 335: 246: 9214: 8557: 8463: 8270: 8033: 5247: 8066: 5515:. This is no longer a soliton equation, but it has many similar properties, as it is related to the sine-Gordon equation by the 5426: 8423: 8326: 8306: 7946: 1095: 8727: 9204: 8229: 7988: 7983: 4282:{\displaystyle E=\int _{\mathbb {R} }dx\left({\frac {1}{2}}(\varphi _{t}^{2}+\varphi _{x}^{2})+m^{2}(1-\cos \varphi )\right)} 1188: 737:, also known as the tractroid, corresponds to a static one-soliton, but the tractroid has a singular cusp at its equator. 626: 9224: 9219: 8687: 8599: 8378: 6454: 5658: 3865:
By using a matrix system, it is also possible to find a linear BĂ€cklund transform for solutions of sine-Gordon equation.
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The study of this equation and of the associated transformations of pseudospherical surfaces in the 19th century by
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Bogoliubov, N. M.; Korepin, V. E.; Izergin, A. G. (1985). "Structure of the vacuum in the quantum sine-Gordon model".
6631: 6111: 8071: 5734:. The number of the breathers depends on the value of the parameter. Multiparticle production cancels on mass shell. 674: 142: 3560: 751: 8798: 7769:"Classical and quantum statistical mechanics in one and two dimensions: Two-component Yukawa — and Coulomb systems" 7701:
The sine-Gordon Model and its Applications: From Pendula and Josephson Junctions to Gravity and High-Energy Physics
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Chandra, Ajay; Hairer, Martin; Shen, Hao (2018). "The dynamical sine-Gordon model in the full subcritical regime".
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and Hao Shen allowing heuristic results from the quantum sine-Gordon theory to be proven in a statistical setting.
776: 8239: 6258: 5076:. The zero-curvature equation is so named as it corresponds to the curvature being equal to zero if it is defined 1179: 413: 9061: 8919: 8666: 6835:
Hirota, Ryogo (November 1972). "Exact Solution of the Sine-Gordon Equation for Multiple Collisions of Solitons".
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Another interesting 2-soliton solutions arise from the possibility of coupled kink-antikink behaviour known as a
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Conversely, one can start with a solution to the sine-Gordon equation to obtain a pseudosphere uniquely up to
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Note that this is not exactly correct, since the net force on a pendulum due to the tension is not precisely
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which will also satisfy the sine-Gordon equation. This is an example of an auto-BĂ€cklund transform, as both
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The sine-Gordon equation also arises as the formal continuum limit of a different model of magnetism, the
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Yuanxi, Xie; Tang, Jiashi (February 2006). "A unified method for solving sinh-Gordon–type equations".
6575: 6420: 6384: 5730:. The particle spectrum consists of a soliton, an anti-soliton and a finite (possibly zero) number of 4442: 4378: 3891: 9143: 9112: 8428: 7998: 7969: 7864: 7827: 7780: 7741: 7664: 7601: 7503: 7464: 7429: 7394: 7359: 7350:
Takada, Satoshi; Misawa, Susumu (1981). "The Quantum Sine-Gordon Model and the Fermi-Bose Relation".
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JosĂ©, Jorge (15 November 1976). "Sine-Gordon theory and the classical two-dimensional x − y model".
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Mazo, Juan J.; Ustinov, Alexey V. (2014). "The sine-Gordon Equation in Josephson-Junction Arrays".
6965:"The sine-Gordon Model: General Background, Physical Motivations, Inverse Scattering, and Solitons" 6963:
Malomed, Boris A. (2014), Cuevas-Maraver, JesĂșs; Kevrekidis, Panayotis G.; Williams, Floyd (eds.),
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properties of the sine-Gordon theory change. The identification of these regimes is attributed to
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to the trivial (vacuum) solution and the integration of the resulting first-order differentials:
1930:{\displaystyle \varphi _{\text{soliton}}(x,t):=4\arctan \left(e^{m\gamma (x-vt)+\delta }\right),} 1251: 463: 181: 146: 7699: 6172: 5402:{\displaystyle {\mathcal {L}}={\frac {1}{2}}(\varphi _{t}^{2}-\varphi _{x}^{2})-\cosh \varphi .} 2131: 476:
Consider an arbitrary pseudospherical surface. Across every point on the surface there are two
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Kogut, John B. (1 October 1979). "An introduction to lattice gauge theory and spin systems".
3394: 2218: 2087: 480:. This allows us to construct a distinguished coordinate system for such a surface, in which 9081: 8654: 8637: 8448: 7872: 7835: 7788: 7749: 7672: 7609: 7511: 7472: 7437: 7402: 7367: 7324: 7281: 7231: 7204: 7070: 7022: 6972: 6924: 6852: 6756: 6717: 6628:. The space dimension is fixed to 2. In the proof of existence of solutions, the thresholds 5886: 5742: 477: 7307:
Korepin, V. E. (1979). "Direct calculation of the S matrix in the massive Thirring model".
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Bowcock, Peter; Tzamtzis, Georgios (2007). "The complex sine-Gordon model on a half line".
7059:"Neuronic system inside neurons: molecular biology and biophysics of neuronal microtubules" 6875:
Solitons and Instantons: An Introduction to Solitons and Instantons in Quantum Field Theory
5197: 5170: 4410: 3917: 3845: 3805: 3414: 488: = constant are the asymptotic lines, and the coordinates are incremented by the 211: 9169: 9051: 8852: 8470: 8208: 8157: 7932: 7919: 7913: 7123: 6607: 6197: 6158: 5948: 5766: 5727: 4124:{\displaystyle N={\frac {1}{2\pi }}\int _{\mathbb {R} }d\varphi ={\frac {1}{2\pi }}\left.} 2495: 2455: 780: 103: 7925: 4297: 1485:{\displaystyle \cos(\varphi )=\sum _{n=0}^{\infty }{\frac {(-\varphi ^{2})^{n}}{(2n)!}},} 7868: 7831: 7784: 7745: 7668: 7605: 7507: 7468: 7433: 7398: 7363: 7320: 7285: 7277: 7200: 7092:
BĂ€cklund and Darboux Transformations: Geometry and Modern Applications in Soliton Theory
7018: 6964: 6848: 9174: 9164: 9107: 9056: 8954: 8940: 8887: 8777: 8671: 8632: 8413: 8388: 8167: 6725: 5941: 5762: 5758: 5738: 4931: 4332: 3937: 2323:{\displaystyle \varphi '_{u}=\varphi _{u}+2\beta \sin {\frac {\varphi '+\varphi }{2}},} 938:, then schematically, the dynamics of the line of pendulum follows Newton's second law: 901: 850: 723: 81: 61: 795:
the normal to the surface. New solutions can be found by translating the solution: if
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and this is the sine-Gordon equation, after scaling time and distance appropriately.
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Frenkel J, Kontorova T (1939). "On the theory of plastic deformation and twinning".
9122: 9014: 8997: 8750: 8659: 8453: 8363: 8081: 8023: 8008: 734: 138: 6565:{\displaystyle \partial _{t}u={\frac {1}{2}}\Delta u+c\sin(\beta u+\theta )+\xi ,} 2571: 7768: 7222:
McKean, H. P. (1981). "The sine-Gordon and sinh-Gordon equations on the circle".
6786: 5620:. More precisely, Liouville field theory is the Toda field theory for the finite 8948: 8111: 7890:
Faddeev, L. D. (1996). "How Algebraic Bethe Ansatz works for integrable model".
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The quantum sine-Gordon equation should be modified so the exponentials become
2239:. The form of the 1-soliton solutions can be obtained through application of a 168:
This equation attracted a lot of attention in the 1970s due to the presence of
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is the breather's frequency. If the old position of the standing breather is
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the sine-Gordon model contains a parameter that can be identified with the
3503: 3485: 3191: 3172: 3158: 2971: 2958: 2555: 2541: 886: 17: 8342: 7938: 7075: 6856: 5731: 5222: 3198: – looks exotic, but essentially has a breather envelope. 2988: 2637: 176:. Among well-known integrable PDEs, the sine-Gordon equation is the only 6971:, vol. 10, Cham: Springer International Publishing, pp. 1–30, 8814: 7896: 7840: 7816:"Renormalization Group Theory of the Interfacial Roughening Transition" 7815: 7792: 7659: 7371: 7328: 7268: 3862:
are solutions to the same equation, that is, the sine-Gordon equation.
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An interesting feature of the sine-Gordon equation is the existence of
169: 153:. The equation was rediscovered by Frenkel and Kontorova ( 7026: 2084:
The 1-soliton solution for which we have chosen the positive root for
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Faddeev, L. D.; Korepin, V. E. (1978). "Quantum theory of solitons".
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Another similar equation comes from the Euler–Lagrange equation for
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where partial derivatives are denoted by subscripts. Passing to the
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There are two equivalent forms of the sine-Gordon equation. In the (
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Semi-classical quantization of the sine-Gordon model was done by
2074:{\displaystyle \varphi _{tt}-\varphi _{xx}+m^{2}\sin \varphi =0.} 8546: 7942: 6682:
again play a role in determining convergence of certain terms.
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solutions can be obtained through continued application of the
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and the slightly more general form of the equation is assumed:
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Polyanin, Andrei D.; Zaitsev, Valentin F. (16 December 2011).
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This is the first derivation of the equation, by Bour (1862).
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is not renormalized. Further, for a critical, non-zero value
7492:"Quantum sine-Gordon equation as the massive Thirring model" 5963: 5327: 1698: 1516: 1267: 779:. Another transformation of pseudospherical surfaces is the 609:{\displaystyle ds^{2}=du^{2}+2\cos \varphi \,du\,dv+dv^{2},} 397:{\displaystyle u={\frac {x+t}{2}},\quad v={\frac {x-t}{2}},} 303:{\displaystyle \varphi _{tt}-\varphi _{xx}+\sin \varphi =0,} 7057:
Georgiev D. D.; Papaioanou S. N.; Glazebrook J. F. (2004).
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The sine-Gordon model arises as the continuum limit of the
5607:{\displaystyle \varphi _{xx}-\varphi _{tt}=2e^{2\varphi }.} 5298:{\displaystyle \varphi _{xx}-\varphi _{tt}=\sinh \varphi .} 1178:
The name "sine-Gordon equation" is a pun on the well-known
5477:{\displaystyle \varphi _{xx}+\varphi _{yy}=\sin \varphi ,} 1163:{\displaystyle T\varphi _{xx}(1+\varphi _{x}^{2})^{-3/2}} 5025:{\displaystyle \partial _{v}A_{u}-\partial _{u}A_{v}+=0} 2563:
soliton represents a propagating counterclockwise twist.
7704:. Springer International Publishing. pp. 155–175. 7166:(Second ed.). Boca Raton: CRC Press. p. 485. 5657:, while sin(h)-Gordon is the Toda field theory for the 1236:{\displaystyle \varphi _{tt}-\varphi _{xx}+\varphi =0.} 4686: 4520: 3802:
is an arbitrary parameter, is solvable for a function
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Miroshnichenko A. E., Vasiliev A. A., Dmitriev S. V.
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Handbook of Nonlinear Partial Differential Equations
7094:. Cambridge Texts in Applied Mathematics. New York: 6900:
Handbook of Nonlinear Partial Differential Equations
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Integrable PDEs/Classical integrable field theories
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Chapman & Hall/CRC Press. pp. 470–492. 6674: 6616: 6596: 6564: 6445: 6409: 6369: 6333: 6292: 6239: 6188: 6149: 6097: 5928: 5895: 5875: 5848: 5821: 5794: 5693: 5649: 5606: 5499: 5476: 5401: 5297: 5213: 5186: 5156: 5068: 5024: 4922: 4895: 4654: 4487: 4460: 4431: 4396: 4363: 4312: 4281: 4147: 4123: 3982: 3946: 3926: 3906: 3880: 3854: 3834: 3814: 3787: 3595: 3546: 3470: 3430: 3403: 3383: 3353: 3231: 3144: 2944: 2791: 2603: 2526: 2486: 2440: 2322: 2227: 2207: 2175: 2146: 2128:which takes the system from one constant solution 2120: 2096: 2073: 1993: 1929: 1800: 1484: 1362: 1235: 1162: 1084: 1048: 930: 910: 859: 839: 807: 755:Lie transform applied to pseudosphere to obtain a 714: 665: 608: 504: 447: 396: 302: 232: 118: 90: 70: 50: 7935:at NEQwiki, the nonlinear equations encyclopedia. 6898:Polyanin, Andrei D.; Valentin F. Zaitsev (2004). 6818:Izvestiya Akademii Nauk SSSR, Seriya Fizicheskaya 3784: 3774: 3749: 3689: 3664: 2549:soliton represents a propagating clockwise twist. 1994:{\displaystyle \gamma ^{2}={\frac {1}{1-v^{2}}},} 7922:at EqWorld: The World of Mathematical Equations. 7916:at EqWorld: The World of Mathematical Equations. 6675:{\displaystyle \beta ^{2}={\frac {n}{n+1}}8\pi } 6251:are needed to render the theory well-posed. The 6150:{\displaystyle V_{\beta }=:e^{i\beta \varphi }:} 3166:is an oscillating coupled kink-antikink soliton. 154: 8926:Six-dimensional holomorphic Chern–Simons theory 7141:. Oxford: Oxford University Press. p. 49. 6868: 6866: 6377:, the theory becomes ill-defined (Coleman  3438:, after the collision the new position will be 7249: 7247: 7245: 7224:Communications on Pure and Applied Mathematics 7052: 7050: 7048: 7046: 7044: 7042: 7040: 7038: 7036: 4331:The sine-Gordon equation is equivalent to the 3596:{\displaystyle \varphi _{uv}=\sin \varphi .\,} 2627:to the 1-soliton solution, as prescribed by a 8558: 7954: 6736:for vortices can therefore be derived from a 3954:related to the boost applied to the soliton. 2801:while the kink-antikink solution is given by 2636:. Since the colliding solitons recover their 1828:The sine-Gordon equation has the following 1- 58:dependent on two variables typically denoted 8: 7640: 7638: 6948:: CS1 maint: multiple names: authors list ( 6293:{\displaystyle 4\pi <\beta ^{2}<8\pi } 2992:. There are known three types of breathers: 791:for solutions of the sine-Gordon equation. 715:{\displaystyle \varphi _{uv}=\sin \varphi .} 448:{\displaystyle \varphi _{uv}=\sin \varphi .} 7578:Hairer, Martin; Shen, Hao (February 2016). 5856:receives only a multiplicative correction, 5714:in addition to the solitons and breathers. 5694:{\displaystyle {\hat {\mathfrak {sl}}}_{2}} 5069:{\displaystyle \varphi _{uv}=\sin \varphi } 3007:The standing breather solution is given by 744:. There is a theorem, sometimes called the 512:be the angle between the asymptotic lines. 9153:Classical and quantum statistical lattices 9041: 8982: 8903: 8740: 8612: 8565: 8551: 8543: 8051: 7961: 7947: 7939: 6969:The sine-Gordon Model and its Applications 6923:Terng, C. L., & Uhlenbeck, K. (2000). 6791:Journal de l'École impĂ©riale polytechnique 6740:analysis of the sine-Gordon field theory. 5883:receives only an additive correction, and 5034:is equivalent to the sine-Gordon equation 3554:is a solution of the sine-Gordon equation 3125: 3095: 3071: 7895: 7839: 7658: 7595: 7562: 7541: 7267: 7074: 6648: 6639: 6633: 6609: 6577: 6507: 6495: 6489: 6428: 6422: 6392: 6386: 6352: 6346: 6307: 6305: 6275: 6260: 6222: 6216: 6180: 6174: 6132: 6119: 6113: 6083: 6070: 6051: 6041: 6036: 6022: 6010: 5997: 5983: 5968: 5962: 5961: 5958: 5916: 5908: 5888: 5867: 5861: 5840: 5834: 5813: 5807: 5780: 5774: 5685: 5671: 5669: 5668: 5665: 5641: 5632: 5631: 5628: 5592: 5573: 5557: 5551: 5492: 5450: 5434: 5428: 5375: 5370: 5357: 5352: 5335: 5326: 5325: 5323: 5271: 5255: 5249: 5205: 5199: 5178: 5172: 5145: 5132: 5119: 5106: 5087: 5081: 5045: 5039: 5007: 4994: 4978: 4968: 4955: 4945: 4939: 4914: 4908: 4884: 4853: 4844: 4813: 4775: 4749: 4721: 4692: 4681: 4672: 4666: 4643: 4624: 4611: 4597: 4569: 4555: 4545: 4531: 4515: 4506: 4500: 4479: 4473: 4452: 4448: 4447: 4444: 4412: 4388: 4384: 4383: 4380: 4343: 4342: 4340: 4299: 4247: 4231: 4226: 4213: 4208: 4191: 4174: 4173: 4172: 4160: 4140: 4039: 4024: 4023: 4022: 4003: 3995: 3975: 3939: 3919: 3893: 3873: 3847: 3827: 3807: 3783: 3773: 3772: 3754: 3748: 3747: 3731: 3722: 3702: 3688: 3687: 3669: 3663: 3662: 3641: 3624: 3616: 3614: 3592: 3568: 3562: 3539: 3462: 3449: 3443: 3422: 3416: 3396: 3375: 3369: 3339: 3316: 3311: 3289: 3274: 3262: 3253: 3247: 3223: 3217: 3117: 3105: 3063: 3051: 3048: 3012: 2926: 2905: 2888: 2872: 2860: 2816: 2812: 2806: 2773: 2752: 2735: 2719: 2707: 2666: 2662: 2656: 2595: 2580: 2509: 2503: 2469: 2463: 2426: 2411: 2388: 2372: 2363: 2344: 2338: 2294: 2273: 2257: 2251: 2220: 2188: 2159: 2133: 2113: 2089: 2050: 2034: 2018: 2012: 1979: 1963: 1954: 1948: 1887: 1846: 1840: 1765: 1755: 1742: 1736: 1725: 1703: 1697: 1696: 1659: 1649: 1636: 1630: 1619: 1601: 1595: 1583: 1578: 1565: 1560: 1543: 1521: 1515: 1514: 1509: 1507: 1453: 1443: 1430: 1424: 1413: 1389: 1330: 1325: 1312: 1307: 1290: 1272: 1266: 1265: 1262: 1212: 1196: 1190: 1150: 1143: 1133: 1128: 1106: 1097: 1073: 1064: 1040: 1016: 1006: 991: 981: 971: 956: 946: 943: 923: 903: 852: 820: 800: 688: 682: 628: 597: 580: 573: 552: 536: 527: 497: 421: 415: 373: 345: 337: 270: 254: 248: 213: 111: 83: 63: 43: 7814:Ohta, T.; Kawasaki, K. (1 August 1978). 6837:Journal of the Physical Society of Japan 6787:"Theorie de la deformation des surfaces" 5412:Another closely related equation is the 3502: 3484: 3471:{\displaystyle x_{0}+\Delta _{\text{B}}} 3190: 3171: 3157: 2970: 2957: 2554: 2540: 188:Realizations of the sine-Gordon equation 6777: 6378: 2108:and represents a twist in the variable 139:surfaces of constant negative curvature 36:nonlinear partial differential equation 27:Nonlinear partial differential equation 8039:Two-dimensional conformal field theory 7773:Communications in Mathematical Physics 7584:Communications in Mathematical Physics 7117: 7115: 6941: 6169:For different values of the parameter 5929:{\displaystyle \beta ={\sqrt {4\pi }}} 2527:{\displaystyle \theta _{\text{AK}}=+1} 6732:, which is a model of magnetism. The 6712:The sine-Gordon model is in the same 6334:{\displaystyle {\frac {n}{n+1}}8\pi } 2487:{\displaystyle \theta _{\text{K}}=-1} 666:{\displaystyle L=N=0,M=\sin \varphi } 7: 8979:Exactly solvable quantum spin chains 8914:Four-dimensional Chern–Simons theory 8872: 7309:Theoretical and Mathematical Physics 6728:and anti-vortices in the continuous 6161:. A possible mass term is included. 5650:{\displaystyle {\mathfrak {sl}}_{2}} 2494:. The alternative counterclockwise ( 2208:{\displaystyle \varphi \cong 2\pi n} 134: 8843:Anti-self-dual Yang–Mills equations 6702:which models crystal dislocations. 6370:{\displaystyle \beta ^{2}>8\pi } 6240:{\displaystyle \beta ^{2}<4\pi } 5675: 5672: 5636: 5633: 5507:is now a function of the variables 4934:. Then the zero-curvature equation 4364:{\displaystyle {\mathfrak {su}}(2)} 4347: 4344: 2651:The kink-kink solution is given by 2644:, such an interaction is called an 172:solutions, and is an example of an 8698:Superintegrable Hamiltonian system 7139:Solitons, instantons, and twistors 6517: 6492: 6007: 5994: 5936:, the theory is in fact dual to a 5795:{\displaystyle \alpha _{0},\beta } 5705:Infinite volume and on a half line 5129: 5103: 4965: 4942: 4101: 4071: 3459: 3250: 3232:{\displaystyle \Delta _{\text{B}}} 3220: 3002:traveling small-amplitude breather 2998:traveling large-amplitude breather 1737: 1631: 1425: 25: 9020:Quantum inverse scattering method 8866:Integrable Quantum Field theories 8534:Template:Quantum mechanics topics 7580:"The Dynamical Sine-Gordon Model" 7490:Coleman, Sidney (15 April 1975). 7090:Rogers, C.; W. K. Schief (2002). 5538:may be defined in a similar way. 3934:is the one-soliton solution with 3391:is the velocity of the kink, and 2154:to an adjacent constant solution 9045:Classical mechanics and geometry 8529: 8528: 6686:Supersymmetric sine-Gordon model 6597:{\displaystyle c,\beta ,\theta } 6446:{\displaystyle \beta ^{2}=8\pi } 6410:{\displaystyle \beta ^{2}=4\pi } 4461:{\displaystyle \mathbb {R} ^{2}} 4397:{\displaystyle \mathbb {R} ^{2}} 3907:{\displaystyle \varphi \equiv 0} 2498:) twist with topological charge 1246:The sine-Gordon equation is the 129:It was originally introduced by 8783:Kadomtsev–Petviashvili equation 7820:Progress of Theoretical Physics 7767:Fröhlich, JĂŒrg (October 1976). 7352:Progress of Theoretical Physics 7124:Solitons and Soliton Collisions 7007:Journal of Mathematical Physics 6747:, in particular the XXZ model. 6604:are real-valued constants, and 6157:, where the semi-colons denote 3196:Small-amplitude moving breather 3177:Large-amplitude moving breather 840:{\displaystyle \varphi +2n\pi } 746:fundamental theorem of surfaces 366: 8768:Nonlinear Schrödinger equation 7256:Journal of High Energy Physics 6734:Kosterlitz–Thouless transition 6550: 6535: 6092: 6063: 5679: 5418:Euclidean sine-Gordon equation 5381: 5345: 5151: 5099: 5013: 4987: 4426: 4414: 4358: 4352: 4271: 4253: 4237: 4201: 4110: 4089: 4080: 4062: 3322: 3298: 3295: 3276: 3129: 3102: 3087: 3078: 3029: 3017: 2841: 2829: 2688: 2676: 2604:{\displaystyle 4\arctan e^{x}} 2176:{\displaystyle \varphi =2\pi } 1909: 1894: 1864: 1852: 1782: 1773: 1762: 1745: 1715: 1709: 1676: 1667: 1656: 1639: 1589: 1553: 1533: 1527: 1470: 1461: 1450: 1433: 1403: 1397: 1336: 1300: 1284: 1278: 1140: 1115: 1085:{\displaystyle T\varphi _{xx}} 787:in 1879, which corresponds to 227: 215: 1: 8939:Exactly solvable statistical 7286:10.1088/1126-6708/2007/03/047 5769:: there are three parameters 5616:A generalization is given by 5536:elliptic sinh-Gordon equation 5414:elliptic sine-Gordon equation 5157:{\displaystyle F_{\mu \nu }=} 4407:Explicitly, with coordinates 3958:Topological charge and energy 469: = âˆ’1, also called 8827:Inverse scattering transform 7677:10.1016/0370-2693(95)01072-X 7477:10.1016/0550-3213(78)90239-0 7442:10.1016/0370-1573(78)90058-3 7407:10.1016/0370-2693(85)90264-3 6465:Stochastic sine-Gordon model 6165:Regimes of renormalizability 4468:, the connection components 3384:{\displaystyle v_{\text{K}}} 1820:and multisoliton solutions. 407:the equation takes the form 137:) in the course of study of 8718:Quantum harmonic oscillator 8498:Quantum information science 6977:10.1007/978-3-319-06722-3_1 6475:dynamical sine-Gordon model 6381:). The boundary values are 6253:super-renormalizable regime 5876:{\displaystyle \gamma _{0}} 5849:{\displaystyle \alpha _{0}} 5822:{\displaystyle \gamma _{0}} 4923:{\displaystyle \sigma _{i}} 1495:it can be rewritten as the 9241: 8951:in one- and two-dimensions 7096:Cambridge University Press 6189:{\displaystyle \beta ^{2}} 4327:Zero-curvature formulation 3527: 2575:Static 1-soliton solution 2147:{\displaystyle \varphi =0} 874: 815:is a solution, then so is 9062:Ferdinand Georg Frobenius 8667:Garnier integrable system 8523: 7877:10.1103/RevModPhys.51.659 7857:Reviews of Modern Physics 7614:10.1007/s00220-015-2525-3 7209:10.1393/ncb/i2005-10164-6 7137:Dunajski, Maciej (2010). 5718:Quantum sine-Gordon model 1499:plus higher-order terms: 728:Hilbert embedding theorem 145:for surfaces of constant 8993:Quantum Heisenberg model 8836:ASDYM as a master theory 8688:Liouville–Arnold theorem 7754:10.1103/PhysRevD.14.2826 7516:10.1103/PhysRevD.11.2088 6745:quantum Heisenberg model 6707:long Josephson junctions 5659:affine Kac–Moody algebra 5500:{\displaystyle \varphi } 4488:{\displaystyle A_{\mu }} 4148:{\displaystyle \varphi } 3983:{\displaystyle \varphi } 3888:is the trivial solution 3881:{\displaystyle \varphi } 3835:{\displaystyle \varphi } 3547:{\displaystyle \varphi } 2121:{\displaystyle \varphi } 931:{\displaystyle \varphi } 808:{\displaystyle \varphi } 777:BĂ€cklund transformations 775:led to the discovery of 730:. In the simplest case, 505:{\displaystyle \varphi } 471:pseudospherical surfaces 119:{\displaystyle \varphi } 51:{\displaystyle \varphi } 9215:Exactly solvable models 9139:Alexander Zamolodchikov 8799:BĂ€cklund transformation 8728:Pöschl–Teller potential 8600:Liouville integrability 8588:Frobenius integrability 8581:Geometric integrability 8194:2D free massless scalar 8087:Quantum electrodynamics 8014:QFT in curved spacetime 6700:Frenkel–Kontorova model 5751:Alexander Zamolodchikov 5310:Euler–Lagrange equation 3524:BĂ€cklund transformation 3404:{\displaystyle \omega } 2228:{\displaystyle \gamma } 2097:{\displaystyle \gamma } 1497:Klein–Gordon Lagrangian 1248:Euler–Lagrange equation 973:mass times acceleration 877:Frenkel–Kontorova model 871:Frenkel–Kontorova model 621:second fundamental form 484: = constant, 163:Frenkel–Kontorova model 8898:Principal chiral model 8848:Twistor correspondence 8693:Action-angle variables 8609:In classical mechanics 8515:Quantum thermodynamics 8439:On shell and off shell 8434:Loop quantum cosmology 8276:N = 4 super Yang–Mills 8235:N = 1 super Yang–Mills 8102:Scalar electrodynamics 8092:Quantum chromodynamics 7994:Conformal field theory 7970:Quantum field theories 7236:10.1002/cpa.3160340204 6925:"Geometry of solitons" 6873:Rajaraman, R. (1989). 6676: 6618: 6598: 6566: 6447: 6411: 6371: 6335: 6294: 6241: 6190: 6151: 6099: 5930: 5897: 5896:{\displaystyle \beta } 5877: 5850: 5823: 5796: 5695: 5651: 5608: 5543:Liouville field theory 5501: 5478: 5403: 5299: 5215: 5188: 5158: 5070: 5026: 4924: 4897: 4656: 4489: 4462: 4433: 4398: 4365: 4314: 4283: 4149: 4125: 3984: 3948: 3928: 3908: 3882: 3856: 3836: 3816: 3789: 3597: 3548: 3516: 3498: 3472: 3432: 3405: 3385: 3355: 3233: 3199: 3180: 3167: 3146: 2979: 2966: 2946: 2793: 2611: 2605: 2564: 2550: 2528: 2488: 2442: 2324: 2229: 2209: 2177: 2148: 2122: 2098: 2075: 1995: 1931: 1802: 1741: 1635: 1486: 1429: 1364: 1237: 1164: 1092:, but more accurately 1086: 1050: 932: 912: 895: 861: 841: 809: 763:New solutions from old 759: 716: 675:Gauss–Codazzi equation 667: 610: 517:first fundamental form 506: 449: 398: 327:asymptotic coordinates 315:light-cone coordinates 304: 240:, the equation reads: 234: 206:space-time coordinates 143:Gauss–Codazzi equation 120: 92: 72: 52: 9205:Differential geometry 9077:Joseph-Louis Lagrange 8628:Central force systems 8488:Quantum hydrodynamics 8483:Quantum hadrodynamics 8107:Scalar chromodynamics 6785:Bour, Edmond (1862). 6738:renormalization group 6694:Physical applications 6677: 6619: 6599: 6567: 6448: 6412: 6372: 6336: 6295: 6242: 6191: 6152: 6100: 5931: 5898: 5878: 5851: 5824: 5797: 5712:boundary bound states 5696: 5652: 5609: 5517:analytic continuation 5502: 5479: 5404: 5300: 5216: 5214:{\displaystyle A_{v}} 5189: 5187:{\displaystyle A_{u}} 5167:The pair of matrices 5159: 5071: 5027: 4925: 4898: 4657: 4490: 4463: 4434: 4432:{\displaystyle (u,v)} 4404:being equal to zero. 4399: 4366: 4315: 4284: 4150: 4126: 3985: 3949: 3929: 3927:{\displaystyle \psi } 3909: 3883: 3857: 3855:{\displaystyle \psi } 3837: 3817: 3815:{\displaystyle \psi } 3790: 3598: 3549: 3506: 3488: 3473: 3433: 3431:{\displaystyle x_{0}} 3406: 3386: 3356: 3234: 3194: 3175: 3161: 3147: 2974: 2961: 2947: 2794: 2606: 2574: 2558: 2544: 2534:will be an antikink. 2529: 2489: 2443: 2325: 2230: 2210: 2178: 2149: 2123: 2099: 2076: 1996: 1932: 1803: 1721: 1615: 1487: 1409: 1365: 1238: 1180:Klein–Gordon equation 1165: 1087: 1051: 933: 913: 889: 862: 842: 810: 754: 742:rigid transformations 717: 668: 611: 507: 450: 399: 305: 235: 233:{\displaystyle (x,t)} 193:Differential geometry 121: 93: 73: 53: 9225:Mathematical physics 9220:Equations of physics 9144:Alexei Zamolodchikov 9113:Martin David Kruskal 9087:SimĂ©on Denis Poisson 9025:Yang–Baxter equation 8920:Affine Gaudin models 8763:Sine-Gordon equation 8711:In quantum mechanics 8459:Quantum fluctuations 8429:Loop quantum gravity 7999:Lattice field theory 7926:sine-Gordon equation 7920:Sinh-Gordon Equation 7914:sine-Gordon equation 7076:10.14748/bmr.v15.103 6857:10.1143/JPSJ.33.1459 6632: 6617:{\displaystyle \xi } 6608: 6576: 6488: 6477:has been studied by 6421: 6385: 6345: 6304: 6259: 6215: 6173: 6112: 5957: 5907: 5887: 5860: 5833: 5806: 5773: 5745:. The exact quantum 5724:quantum field theory 5664: 5627: 5550: 5491: 5427: 5322: 5248: 5237:sinh-Gordon equation 5221:are also known as a 5198: 5171: 5080: 5038: 4938: 4907: 4665: 4499: 4472: 4443: 4411: 4379: 4339: 4298: 4159: 4139: 3994: 3974: 3938: 3918: 3892: 3872: 3846: 3826: 3806: 3613: 3561: 3538: 3442: 3415: 3395: 3368: 3246: 3216: 3011: 2805: 2655: 2579: 2502: 2462: 2337: 2250: 2219: 2187: 2158: 2132: 2112: 2088: 2011: 1947: 1839: 1506: 1388: 1261: 1189: 1096: 1063: 942: 922: 902: 851: 819: 799: 681: 627: 526: 496: 414: 336: 247: 212: 159:crystal dislocations 157:) in their study of 110: 82: 62: 42: 32:sine-Gordon equation 9103:Clifford S. Gardner 8873:Quantum Sine-Gordon 8820:Topological soliton 8810:integrals of motion 8623:Harmonic oscillator 8493:Quantum information 8097:Quartic interaction 7869:1979RvMP...51..659K 7832:1978PThPh..60..365O 7785:1976CMaPh..47..233F 7746:1976PhRvD..14.2826J 7669:1995PhLB..359..118I 7606:2016CMaPh.341..933H 7508:1975PhRvD..11.2088C 7469:1978NuPhB.133..525Z 7434:1978PhR....42....1F 7399:1985PhLB..159..345B 7364:1981PThPh..66..101T 7321:1979TMP....41..953K 7278:2007JHEP...03..047B 7201:2006NCimB.121..115X 7019:1970JMP....11..258R 6849:1972JPSJ...33.1459H 6046: 5761:, as discovered by 5380: 5362: 4313:{\displaystyle N=0} 4236: 4218: 3321: 3207:3-soliton solutions 2615:2-soliton solutions 2352: 2265: 1824:1-soliton solutions 1588: 1570: 1381:in the Lagrangian, 1335: 1317: 1250:of the field whose 1138: 151:3-dimensional space 9072:Sofia Kovalevskaya 8970:Chiral Potts model 8965:Hard hexagon model 8960:Eight-vertex model 8574:Integrable systems 8379:Nambu–Jona-Lasinio 8307:Higher dimensional 8214:Wess–Zumino–Witten 8004:Noncommutative QFT 7931:2012-03-16 at the 7841:10.1143/PTP.60.365 7793:10.1007/BF01609843 7372:10.1143/ptp.66.101 7329:10.1007/bf01028501 7189:Il Nuovo Cimento B 7063:Biomedical Reviews 6932:Notices of the AMS 6730:classical XY model 6714:universality class 6672: 6614: 6594: 6562: 6443: 6407: 6367: 6331: 6290: 6237: 6186: 6147: 6095: 6032: 5942:Dirac field theory 5926: 5893: 5873: 5846: 5819: 5792: 5749:was discovered by 5691: 5647: 5604: 5497: 5474: 5399: 5366: 5348: 5295: 5211: 5184: 5154: 5066: 5022: 4920: 4893: 4801: 4652: 4588: 4485: 4458: 4429: 4394: 4361: 4310: 4279: 4222: 4204: 4145: 4121: 3980: 3964:topological charge 3944: 3924: 3904: 3878: 3852: 3832: 3812: 3785: 3781: 3593: 3544: 3530:BĂ€cklund transform 3517: 3499: 3468: 3428: 3401: 3381: 3351: 3307: 3229: 3200: 3181: 3168: 3142: 2980: 2967: 2942: 2789: 2625:BĂ€cklund transform 2612: 2601: 2565: 2551: 2524: 2484: 2438: 2340: 2320: 2253: 2241:BĂ€cklund transform 2225: 2205: 2173: 2144: 2118: 2094: 2071: 1991: 1927: 1798: 1796: 1574: 1556: 1482: 1360: 1321: 1303: 1252:Lagrangian density 1233: 1160: 1124: 1082: 1046: 1045: 1038: 1011: 1004: 976: 969: 928: 908: 896: 882:A mechanical model 857: 837: 805: 760: 712: 663: 606: 519:of the surface is 502: 464:Gaussian curvature 445: 394: 300: 230: 182:Lorentz invariance 180:system due to its 147:Gaussian curvature 116: 88: 68: 48: 34:is a second-order 9187: 9186: 9183: 9182: 9033: 9032: 8934: 8933: 8893:Toda field theory 8883:Quantum Liouville 8861: 8860: 8815:Soliton solutions 8773:Gross–Neveu model 8706: 8705: 8540: 8539: 8402: 8401: 7740:(10): 2826–2829. 7734:Physical Review D 7711:978-3-319-06722-3 7647:Physics Letters B 7496:Physical Review D 7457:Nuclear Physics B 7387:Physics Letters B 7173:978-1-4200-8723-9 7148:978-0-19-857063-9 7105:978-0-521-01288-1 7027:10.1063/1.1665057 6986:978-3-319-06721-6 6909:978-1-58488-355-5 6884:978-0-444-87047-6 6664: 6515: 6323: 6198:renormalizability 6030: 5991: 5924: 5829:. Coleman showed 5747:scattering matrix 5682: 5622:Kac–Moody algebra 5618:Toda field theory 5343: 5229:Related equations 4866: 4826: 4788: 4762: 4734: 4705: 4605: 4563: 4539: 4199: 4052: 4016: 3947:{\displaystyle a} 3770: 3739: 3685: 3521: 3520: 3513:standing breather 3495:standing breather 3465: 3378: 3346: 3345: 3325: 3314: 3256: 3226: 3204: 3203: 3185: 3184: 3164:standing breather 3133: 3123: 3069: 2994:standing breather 2984: 2983: 2936: 2933: 2932: 2895: 2894: 2783: 2780: 2779: 2742: 2741: 2646:elastic collision 2569: 2568: 2512: 2472: 2414: 2409: 2380: 2315: 1986: 1849: 1812:Soliton solutions 1789: 1706: 1683: 1610: 1551: 1524: 1477: 1377:expansion of the 1298: 1275: 1043: 1017: 1015: 1009: 982: 980: 974: 947: 945: 911:{\displaystyle x} 860:{\displaystyle n} 478:asymptotic curves 389: 361: 91:{\displaystyle t} 71:{\displaystyle x} 16:(Redirected from 9232: 9082:Joseph Liouville 9042: 8983: 8955:Square ice model 8904: 8808:Infinitely many 8741: 8638:Two body problem 8613: 8567: 8560: 8553: 8544: 8532: 8531: 8449:Quantum dynamics 8122:Yang–Mills–Higgs 8077:Non-linear sigma 8067:Euler–Heisenberg 8052: 7963: 7956: 7949: 7940: 7902: 7901: 7899: 7887: 7881: 7880: 7852: 7846: 7845: 7843: 7811: 7805: 7804: 7764: 7758: 7757: 7729: 7723: 7722: 7720: 7718: 7695: 7689: 7688: 7662: 7642: 7633: 7632: 7630: 7628: 7599: 7575: 7569: 7568: 7566: 7554: 7548: 7547: 7545: 7533: 7527: 7526: 7524: 7522: 7502:(8): 2088–2097. 7487: 7481: 7480: 7452: 7446: 7445: 7417: 7411: 7410: 7382: 7376: 7375: 7347: 7341: 7340: 7304: 7298: 7297: 7271: 7251: 7240: 7239: 7219: 7213: 7212: 7184: 7178: 7177: 7159: 7153: 7152: 7134: 7128: 7119: 7110: 7109: 7087: 7081: 7080: 7078: 7054: 7031: 7030: 7002: 6996: 6995: 6994: 6993: 6960: 6954: 6953: 6947: 6939: 6929: 6920: 6914: 6913: 6895: 6889: 6888: 6870: 6861: 6860: 6843:(5): 1459–1463. 6832: 6826: 6825: 6813: 6807: 6806: 6782: 6757:Josephson effect 6718:effective action 6681: 6679: 6678: 6673: 6665: 6663: 6649: 6644: 6643: 6623: 6621: 6620: 6615: 6603: 6601: 6600: 6595: 6571: 6569: 6568: 6563: 6516: 6508: 6500: 6499: 6484:The equation is 6452: 6450: 6449: 6444: 6433: 6432: 6416: 6414: 6413: 6408: 6397: 6396: 6376: 6374: 6373: 6368: 6357: 6356: 6340: 6338: 6337: 6332: 6324: 6322: 6308: 6299: 6297: 6296: 6291: 6280: 6279: 6246: 6244: 6243: 6238: 6227: 6226: 6195: 6193: 6192: 6187: 6185: 6184: 6156: 6154: 6153: 6148: 6143: 6142: 6124: 6123: 6104: 6102: 6101: 6096: 6091: 6090: 6075: 6074: 6056: 6055: 6045: 6040: 6031: 6023: 6015: 6014: 6002: 6001: 5992: 5984: 5979: 5978: 5967: 5966: 5949:vertex operators 5935: 5933: 5932: 5927: 5925: 5917: 5902: 5900: 5899: 5894: 5882: 5880: 5879: 5874: 5872: 5871: 5855: 5853: 5852: 5847: 5845: 5844: 5828: 5826: 5825: 5820: 5818: 5817: 5801: 5799: 5798: 5793: 5785: 5784: 5753:. This model is 5743:Vladimir Korepin 5700: 5698: 5697: 5692: 5690: 5689: 5684: 5683: 5678: 5670: 5656: 5654: 5653: 5648: 5646: 5645: 5640: 5639: 5613: 5611: 5610: 5605: 5600: 5599: 5581: 5580: 5565: 5564: 5506: 5504: 5503: 5498: 5483: 5481: 5480: 5475: 5458: 5457: 5442: 5441: 5408: 5406: 5405: 5400: 5379: 5374: 5361: 5356: 5344: 5336: 5331: 5330: 5304: 5302: 5301: 5296: 5279: 5278: 5263: 5262: 5239: 5238: 5220: 5218: 5217: 5212: 5210: 5209: 5193: 5191: 5190: 5185: 5183: 5182: 5163: 5161: 5160: 5155: 5150: 5149: 5137: 5136: 5124: 5123: 5111: 5110: 5095: 5094: 5075: 5073: 5072: 5067: 5053: 5052: 5031: 5029: 5028: 5023: 5012: 5011: 4999: 4998: 4983: 4982: 4973: 4972: 4960: 4959: 4950: 4949: 4929: 4927: 4926: 4921: 4919: 4918: 4902: 4900: 4899: 4894: 4889: 4888: 4867: 4865: 4854: 4849: 4848: 4827: 4825: 4814: 4806: 4805: 4789: 4787: 4776: 4763: 4761: 4750: 4735: 4733: 4722: 4706: 4704: 4693: 4677: 4676: 4661: 4659: 4658: 4653: 4648: 4647: 4629: 4628: 4616: 4615: 4606: 4598: 4593: 4592: 4574: 4573: 4564: 4556: 4550: 4549: 4540: 4532: 4511: 4510: 4494: 4492: 4491: 4486: 4484: 4483: 4467: 4465: 4464: 4459: 4457: 4456: 4451: 4438: 4436: 4435: 4430: 4403: 4401: 4400: 4395: 4393: 4392: 4387: 4370: 4368: 4367: 4362: 4351: 4350: 4335:of a particular 4319: 4317: 4316: 4311: 4288: 4286: 4285: 4280: 4278: 4274: 4252: 4251: 4235: 4230: 4217: 4212: 4200: 4192: 4179: 4178: 4177: 4154: 4152: 4151: 4146: 4130: 4128: 4127: 4122: 4117: 4113: 4053: 4051: 4040: 4029: 4028: 4027: 4017: 4015: 4004: 3989: 3987: 3986: 3981: 3953: 3951: 3950: 3945: 3933: 3931: 3930: 3925: 3913: 3911: 3910: 3905: 3887: 3885: 3884: 3879: 3868:For example, if 3861: 3859: 3858: 3853: 3841: 3839: 3838: 3833: 3821: 3819: 3818: 3813: 3794: 3792: 3791: 3786: 3782: 3778: 3777: 3771: 3766: 3755: 3753: 3752: 3740: 3732: 3727: 3726: 3707: 3706: 3693: 3692: 3686: 3681: 3670: 3668: 3667: 3646: 3645: 3629: 3628: 3606:Then the system 3602: 3600: 3599: 3594: 3576: 3575: 3553: 3551: 3550: 3545: 3481: 3480: 3477: 3475: 3474: 3469: 3467: 3466: 3463: 3454: 3453: 3437: 3435: 3434: 3429: 3427: 3426: 3410: 3408: 3407: 3402: 3390: 3388: 3387: 3382: 3380: 3379: 3376: 3360: 3358: 3357: 3352: 3347: 3344: 3343: 3328: 3327: 3326: 3320: 3315: 3312: 3294: 3293: 3275: 3263: 3258: 3257: 3254: 3238: 3236: 3235: 3230: 3228: 3227: 3224: 3187: 3186: 3154: 3153: 3151: 3149: 3148: 3143: 3138: 3134: 3132: 3124: 3122: 3121: 3106: 3090: 3070: 3068: 3067: 3052: 3049: 2954: 2953: 2951: 2949: 2948: 2943: 2941: 2937: 2935: 2934: 2931: 2930: 2915: 2914: 2906: 2897: 2896: 2893: 2892: 2877: 2873: 2861: 2828: 2827: 2820: 2798: 2796: 2795: 2790: 2788: 2784: 2782: 2781: 2778: 2777: 2762: 2761: 2753: 2744: 2743: 2740: 2739: 2724: 2720: 2708: 2675: 2674: 2670: 2610: 2608: 2607: 2602: 2600: 2599: 2537: 2536: 2533: 2531: 2530: 2525: 2514: 2513: 2510: 2493: 2491: 2490: 2485: 2474: 2473: 2470: 2447: 2445: 2444: 2439: 2431: 2430: 2415: 2413: with  2412: 2410: 2405: 2398: 2389: 2381: 2373: 2368: 2367: 2348: 2329: 2327: 2326: 2321: 2316: 2311: 2304: 2295: 2278: 2277: 2261: 2234: 2232: 2231: 2226: 2214: 2212: 2211: 2206: 2182: 2180: 2179: 2174: 2153: 2151: 2150: 2145: 2127: 2125: 2124: 2119: 2103: 2101: 2100: 2095: 2080: 2078: 2077: 2072: 2055: 2054: 2042: 2041: 2026: 2025: 2000: 1998: 1997: 1992: 1987: 1985: 1984: 1983: 1964: 1959: 1958: 1936: 1934: 1933: 1928: 1923: 1919: 1918: 1851: 1850: 1847: 1807: 1805: 1804: 1799: 1797: 1790: 1788: 1771: 1770: 1769: 1760: 1759: 1743: 1740: 1735: 1708: 1707: 1704: 1702: 1701: 1688: 1684: 1682: 1665: 1664: 1663: 1654: 1653: 1637: 1634: 1629: 1611: 1606: 1605: 1596: 1587: 1582: 1569: 1564: 1552: 1544: 1526: 1525: 1522: 1520: 1519: 1491: 1489: 1488: 1483: 1478: 1476: 1459: 1458: 1457: 1448: 1447: 1431: 1428: 1423: 1369: 1367: 1366: 1361: 1334: 1329: 1316: 1311: 1299: 1291: 1277: 1276: 1273: 1271: 1270: 1242: 1240: 1239: 1234: 1220: 1219: 1204: 1203: 1169: 1167: 1166: 1161: 1159: 1158: 1154: 1137: 1132: 1114: 1113: 1091: 1089: 1088: 1083: 1081: 1080: 1055: 1053: 1052: 1047: 1044: 1041: 1039: 1034: 1010: 1007: 1005: 1000: 999: 998: 975: 972: 970: 965: 964: 963: 937: 935: 934: 929: 917: 915: 914: 909: 866: 864: 863: 858: 846: 844: 843: 838: 814: 812: 811: 806: 721: 719: 718: 713: 696: 695: 672: 670: 669: 664: 615: 613: 612: 607: 602: 601: 557: 556: 541: 540: 511: 509: 508: 503: 454: 452: 451: 446: 429: 428: 403: 401: 400: 395: 390: 385: 374: 362: 357: 346: 309: 307: 306: 301: 278: 277: 262: 261: 239: 237: 236: 231: 125: 123: 122: 117: 98:, involving the 97: 95: 94: 89: 77: 75: 74: 69: 57: 55: 54: 49: 21: 9240: 9239: 9235: 9234: 9233: 9231: 9230: 9229: 9190: 9189: 9188: 9179: 9170:Elliott H. Lieb 9148: 9127: 9091: 9052:Vladimir Arnold 9029: 9002: 8974: 8930: 8907:Master theories 8902: 8857: 8853:Ward conjecture 8831: 8787: 8732: 8702: 8676: 8645:Integrable tops 8604: 8576: 8571: 8541: 8536: 8519: 8471:Quantum gravity 8398: 8357:Particle theory 8352: 8331: 8280: 8254: 8218: 8182: 8136:Low dimensional 8131: 8072:Ginzburg–Landau 8043: 8034:Topological QFT 7972: 7967: 7933:Wayback Machine 7910: 7905: 7889: 7888: 7884: 7854: 7853: 7849: 7813: 7812: 7808: 7766: 7765: 7761: 7731: 7730: 7726: 7716: 7714: 7712: 7697: 7696: 7692: 7644: 7643: 7636: 7626: 7624: 7577: 7576: 7572: 7556: 7555: 7551: 7535: 7534: 7530: 7520: 7518: 7489: 7488: 7484: 7454: 7453: 7449: 7422:Physics Reports 7419: 7418: 7414: 7384: 7383: 7379: 7349: 7348: 7344: 7306: 7305: 7301: 7253: 7252: 7243: 7221: 7220: 7216: 7186: 7185: 7181: 7174: 7161: 7160: 7156: 7149: 7136: 7135: 7131: 7120: 7113: 7106: 7089: 7088: 7084: 7056: 7055: 7034: 7004: 7003: 6999: 6991: 6989: 6987: 6962: 6961: 6957: 6940: 6927: 6922: 6921: 6917: 6910: 6897: 6896: 6892: 6885: 6872: 6871: 6864: 6834: 6833: 6829: 6815: 6814: 6810: 6784: 6783: 6779: 6775: 6753: 6696: 6688: 6653: 6635: 6630: 6629: 6606: 6605: 6574: 6573: 6491: 6486: 6485: 6467: 6458: 6424: 6419: 6418: 6388: 6383: 6382: 6348: 6343: 6342: 6312: 6302: 6301: 6271: 6257: 6256: 6218: 6213: 6212: 6176: 6171: 6170: 6167: 6159:normal ordering 6128: 6115: 6110: 6109: 6079: 6066: 6047: 6006: 5993: 5960: 5955: 5954: 5905: 5904: 5885: 5884: 5863: 5858: 5857: 5836: 5831: 5830: 5809: 5804: 5803: 5776: 5771: 5770: 5767:renormalization 5728:Planck constant 5720: 5707: 5667: 5662: 5661: 5630: 5625: 5624: 5588: 5569: 5553: 5548: 5547: 5489: 5488: 5446: 5430: 5425: 5424: 5320: 5319: 5267: 5251: 5246: 5245: 5236: 5235: 5231: 5201: 5196: 5195: 5174: 5169: 5168: 5141: 5128: 5115: 5102: 5083: 5078: 5077: 5041: 5036: 5035: 5003: 4990: 4974: 4964: 4951: 4941: 4936: 4935: 4910: 4905: 4904: 4880: 4858: 4840: 4818: 4800: 4799: 4780: 4773: 4754: 4746: 4745: 4726: 4716: 4697: 4682: 4668: 4663: 4662: 4639: 4620: 4607: 4587: 4586: 4575: 4565: 4552: 4551: 4541: 4529: 4516: 4502: 4497: 4496: 4475: 4470: 4469: 4446: 4441: 4440: 4409: 4408: 4382: 4377: 4376: 4337: 4336: 4329: 4323: 4296: 4295: 4290:interactions. 4243: 4190: 4186: 4168: 4157: 4156: 4137: 4136: 4058: 4054: 4044: 4018: 4008: 3992: 3991: 3972: 3971: 3960: 3936: 3935: 3916: 3915: 3890: 3889: 3870: 3869: 3844: 3843: 3824: 3823: 3804: 3803: 3780: 3779: 3756: 3718: 3708: 3698: 3695: 3694: 3671: 3637: 3630: 3620: 3611: 3610: 3564: 3559: 3558: 3536: 3535: 3532: 3526: 3509:moving antikink 3458: 3445: 3440: 3439: 3418: 3413: 3412: 3393: 3392: 3371: 3366: 3365: 3335: 3285: 3264: 3249: 3244: 3243: 3219: 3214: 3213: 3209: 3113: 3091: 3059: 3050: 3044: 3009: 3008: 2922: 2907: 2898: 2884: 2862: 2856: 2808: 2803: 2802: 2769: 2754: 2745: 2731: 2709: 2703: 2658: 2653: 2652: 2629:Bianchi lattice 2617: 2591: 2577: 2576: 2505: 2500: 2499: 2465: 2460: 2459: 2422: 2391: 2390: 2359: 2335: 2334: 2297: 2296: 2269: 2248: 2247: 2217: 2216: 2185: 2184: 2156: 2155: 2130: 2129: 2110: 2109: 2086: 2085: 2046: 2030: 2014: 2009: 2008: 1975: 1968: 1950: 1945: 1944: 1883: 1879: 1842: 1837: 1836: 1826: 1814: 1795: 1794: 1772: 1761: 1751: 1744: 1695: 1686: 1685: 1666: 1655: 1645: 1638: 1597: 1536: 1513: 1504: 1503: 1460: 1449: 1439: 1432: 1386: 1385: 1264: 1259: 1258: 1208: 1192: 1187: 1186: 1176: 1139: 1102: 1094: 1093: 1069: 1061: 1060: 1018: 987: 983: 952: 948: 940: 939: 920: 919: 900: 899: 884: 879: 873: 849: 848: 817: 816: 797: 796: 765: 684: 679: 678: 625: 624: 593: 548: 532: 524: 523: 494: 493: 417: 412: 411: 375: 347: 334: 333: 266: 250: 245: 244: 210: 209: 195: 190: 131:Edmond Bour 108: 107: 80: 79: 60: 59: 40: 39: 38:for a function 28: 23: 22: 15: 12: 11: 5: 9238: 9236: 9228: 9227: 9222: 9217: 9212: 9207: 9202: 9192: 9191: 9185: 9184: 9181: 9180: 9178: 9177: 9175:Yang Chen-Ning 9172: 9167: 9165:Ludvig Faddeev 9162: 9156: 9154: 9150: 9149: 9147: 9146: 9141: 9135: 9133: 9129: 9128: 9126: 9125: 9120: 9115: 9110: 9108:John M. Greene 9105: 9099: 9097: 9093: 9092: 9090: 9089: 9084: 9079: 9074: 9069: 9064: 9059: 9057:Leonhard Euler 9054: 9048: 9046: 9039: 9035: 9034: 9031: 9030: 9028: 9027: 9022: 9017: 9010: 9008: 9004: 9003: 9001: 9000: 8995: 8989: 8987: 8980: 8976: 8975: 8973: 8972: 8967: 8962: 8957: 8952: 8945: 8943: 8941:lattice models 8936: 8935: 8932: 8931: 8929: 8928: 8923: 8917: 8910: 8908: 8901: 8900: 8895: 8890: 8888:Thirring model 8885: 8880: 8875: 8869: 8867: 8863: 8862: 8859: 8858: 8856: 8855: 8850: 8845: 8839: 8837: 8833: 8832: 8830: 8829: 8824: 8823: 8822: 8812: 8806: 8801: 8795: 8793: 8789: 8788: 8786: 8785: 8780: 8778:Thirring model 8775: 8770: 8765: 8760: 8759: 8758: 8747: 8745: 8738: 8734: 8733: 8731: 8730: 8725: 8720: 8714: 8712: 8708: 8707: 8704: 8703: 8701: 8700: 8695: 8690: 8684: 8682: 8678: 8677: 8675: 8674: 8672:Hitchin system 8669: 8664: 8663: 8662: 8657: 8652: 8642: 8641: 8640: 8635: 8625: 8619: 8617: 8610: 8606: 8605: 8603: 8602: 8597: 8596: 8595: 8584: 8582: 8578: 8577: 8572: 8570: 8569: 8562: 8555: 8547: 8538: 8537: 8524: 8521: 8520: 8518: 8517: 8512: 8507: 8506: 8505: 8495: 8490: 8485: 8480: 8479: 8478: 8468: 8467: 8466: 8456: 8451: 8446: 8441: 8436: 8431: 8426: 8421: 8416: 8414:Casimir effect 8410: 8408: 8404: 8403: 8400: 8399: 8397: 8396: 8391: 8389:Standard Model 8386: 8381: 8376: 8371: 8366: 8360: 8358: 8354: 8353: 8351: 8350: 8345: 8339: 8337: 8333: 8332: 8330: 8329: 8324: 8319: 8314: 8309: 8304: 8299: 8294: 8288: 8286: 8282: 8281: 8279: 8278: 8273: 8268: 8262: 8260: 8259:Superconformal 8256: 8255: 8253: 8252: 8247: 8242: 8240:Seiberg–Witten 8237: 8232: 8226: 8224: 8223:Supersymmetric 8220: 8219: 8217: 8216: 8211: 8206: 8201: 8196: 8190: 8188: 8184: 8183: 8181: 8180: 8175: 8170: 8165: 8160: 8155: 8150: 8145: 8139: 8137: 8133: 8132: 8130: 8129: 8124: 8119: 8114: 8109: 8104: 8099: 8094: 8089: 8084: 8079: 8074: 8069: 8064: 8058: 8056: 8049: 8045: 8044: 8042: 8041: 8036: 8031: 8026: 8021: 8016: 8011: 8006: 8001: 7996: 7991: 7986: 7980: 7978: 7974: 7973: 7968: 7966: 7965: 7958: 7951: 7943: 7937: 7936: 7923: 7917: 7909: 7908:External links 7906: 7904: 7903: 7897:hep-th/9605187 7882: 7863:(4): 659–713. 7847: 7826:(2): 365–379. 7806: 7779:(3): 233–268. 7759: 7724: 7710: 7690: 7660:hep-th/9506157 7653:(1): 118–124. 7634: 7590:(3): 933–989. 7570: 7549: 7528: 7482: 7463:(3): 525–535. 7447: 7412: 7393:(4): 345–347. 7377: 7358:(1): 101–117. 7342: 7315:(2): 953–967. 7299: 7269:hep-th/0203139 7241: 7230:(2): 197–257. 7214: 7195:(2): 115–121. 7179: 7172: 7154: 7147: 7129: 7111: 7104: 7082: 7032: 7013:(1): 258–266. 6997: 6985: 6955: 6915: 6908: 6890: 6883: 6862: 6827: 6808: 6776: 6774: 6771: 6770: 6769: 6764: 6759: 6752: 6749: 6695: 6692: 6687: 6684: 6671: 6668: 6662: 6659: 6656: 6652: 6647: 6642: 6638: 6624:is space-time 6613: 6593: 6590: 6587: 6584: 6581: 6561: 6558: 6555: 6552: 6549: 6546: 6543: 6540: 6537: 6534: 6531: 6528: 6525: 6522: 6519: 6514: 6511: 6506: 6503: 6498: 6494: 6466: 6463: 6456: 6442: 6439: 6436: 6431: 6427: 6406: 6403: 6400: 6395: 6391: 6366: 6363: 6360: 6355: 6351: 6330: 6327: 6321: 6318: 6315: 6311: 6289: 6286: 6283: 6278: 6274: 6270: 6267: 6264: 6236: 6233: 6230: 6225: 6221: 6183: 6179: 6166: 6163: 6146: 6141: 6138: 6135: 6131: 6127: 6122: 6118: 6106: 6105: 6094: 6089: 6086: 6082: 6078: 6073: 6069: 6065: 6062: 6059: 6054: 6050: 6044: 6039: 6035: 6029: 6026: 6021: 6018: 6013: 6009: 6005: 6000: 5996: 5990: 5987: 5982: 5977: 5974: 5971: 5965: 5923: 5920: 5915: 5912: 5892: 5870: 5866: 5843: 5839: 5816: 5812: 5791: 5788: 5783: 5779: 5759:Thirring model 5739:Ludwig Faddeev 5719: 5716: 5706: 5703: 5688: 5681: 5677: 5674: 5644: 5638: 5635: 5603: 5598: 5595: 5591: 5587: 5584: 5579: 5576: 5572: 5568: 5563: 5560: 5556: 5527: = i 5496: 5485: 5484: 5473: 5470: 5467: 5464: 5461: 5456: 5453: 5449: 5445: 5440: 5437: 5433: 5410: 5409: 5398: 5395: 5392: 5389: 5386: 5383: 5378: 5373: 5369: 5365: 5360: 5355: 5351: 5347: 5342: 5339: 5334: 5329: 5306: 5305: 5294: 5291: 5288: 5285: 5282: 5277: 5274: 5270: 5266: 5261: 5258: 5254: 5230: 5227: 5208: 5204: 5181: 5177: 5153: 5148: 5144: 5140: 5135: 5131: 5127: 5122: 5118: 5114: 5109: 5105: 5101: 5098: 5093: 5090: 5086: 5065: 5062: 5059: 5056: 5051: 5048: 5044: 5021: 5018: 5015: 5010: 5006: 5002: 4997: 4993: 4989: 4986: 4981: 4977: 4971: 4967: 4963: 4958: 4954: 4948: 4944: 4932:Pauli matrices 4917: 4913: 4892: 4887: 4883: 4879: 4876: 4873: 4870: 4864: 4861: 4857: 4852: 4847: 4843: 4839: 4836: 4833: 4830: 4824: 4821: 4817: 4812: 4809: 4804: 4798: 4795: 4792: 4786: 4783: 4779: 4774: 4772: 4769: 4766: 4760: 4757: 4753: 4748: 4747: 4744: 4741: 4738: 4732: 4729: 4725: 4720: 4717: 4715: 4712: 4709: 4703: 4700: 4696: 4691: 4688: 4687: 4685: 4680: 4675: 4671: 4651: 4646: 4642: 4638: 4635: 4632: 4627: 4623: 4619: 4614: 4610: 4604: 4601: 4596: 4591: 4585: 4582: 4579: 4576: 4572: 4568: 4562: 4559: 4554: 4553: 4548: 4544: 4538: 4535: 4530: 4528: 4525: 4522: 4521: 4519: 4514: 4509: 4505: 4482: 4478: 4455: 4450: 4428: 4425: 4422: 4419: 4416: 4391: 4386: 4360: 4357: 4354: 4349: 4346: 4328: 4325: 4309: 4306: 4303: 4277: 4273: 4270: 4267: 4264: 4261: 4258: 4255: 4250: 4246: 4242: 4239: 4234: 4229: 4225: 4221: 4216: 4211: 4207: 4203: 4198: 4195: 4189: 4185: 4182: 4176: 4171: 4167: 4164: 4144: 4135:of a solution 4120: 4116: 4112: 4109: 4106: 4103: 4100: 4097: 4094: 4091: 4088: 4085: 4082: 4079: 4076: 4073: 4070: 4067: 4064: 4061: 4057: 4050: 4047: 4043: 4038: 4035: 4032: 4026: 4021: 4014: 4011: 4007: 4002: 3999: 3979: 3970:of a solution 3968:winding number 3959: 3956: 3943: 3923: 3903: 3900: 3897: 3877: 3851: 3831: 3811: 3796: 3795: 3776: 3769: 3765: 3762: 3759: 3751: 3746: 3743: 3738: 3735: 3730: 3725: 3721: 3717: 3714: 3711: 3709: 3705: 3701: 3697: 3696: 3691: 3684: 3680: 3677: 3674: 3666: 3661: 3658: 3655: 3652: 3649: 3644: 3640: 3636: 3633: 3631: 3627: 3623: 3619: 3618: 3604: 3603: 3591: 3588: 3585: 3582: 3579: 3574: 3571: 3567: 3543: 3525: 3522: 3519: 3518: 3500: 3461: 3457: 3452: 3448: 3425: 3421: 3400: 3374: 3362: 3361: 3350: 3342: 3338: 3334: 3331: 3324: 3319: 3310: 3306: 3303: 3300: 3297: 3292: 3288: 3284: 3281: 3278: 3273: 3270: 3267: 3261: 3252: 3222: 3208: 3205: 3202: 3201: 3183: 3182: 3169: 3141: 3137: 3131: 3128: 3120: 3116: 3112: 3109: 3104: 3101: 3098: 3094: 3089: 3086: 3083: 3080: 3077: 3074: 3066: 3062: 3058: 3055: 3047: 3043: 3040: 3037: 3034: 3031: 3028: 3025: 3022: 3019: 3016: 2982: 2981: 2968: 2940: 2929: 2925: 2921: 2918: 2913: 2910: 2904: 2901: 2891: 2887: 2883: 2880: 2876: 2871: 2868: 2865: 2859: 2855: 2852: 2849: 2846: 2843: 2840: 2837: 2834: 2831: 2826: 2823: 2819: 2815: 2811: 2787: 2776: 2772: 2768: 2765: 2760: 2757: 2751: 2748: 2738: 2734: 2730: 2727: 2723: 2718: 2715: 2712: 2706: 2702: 2699: 2696: 2693: 2690: 2687: 2684: 2681: 2678: 2673: 2669: 2665: 2661: 2616: 2613: 2598: 2594: 2590: 2587: 2584: 2567: 2566: 2552: 2523: 2520: 2517: 2508: 2483: 2480: 2477: 2468: 2451:for all time. 2449: 2448: 2437: 2434: 2429: 2425: 2421: 2418: 2408: 2404: 2401: 2397: 2394: 2387: 2384: 2379: 2376: 2371: 2366: 2362: 2358: 2355: 2351: 2347: 2343: 2331: 2330: 2319: 2314: 2310: 2307: 2303: 2300: 2293: 2290: 2287: 2284: 2281: 2276: 2272: 2268: 2264: 2260: 2256: 2224: 2204: 2201: 2198: 2195: 2192: 2172: 2169: 2166: 2163: 2143: 2140: 2137: 2117: 2093: 2082: 2081: 2070: 2067: 2064: 2061: 2058: 2053: 2049: 2045: 2040: 2037: 2033: 2029: 2024: 2021: 2017: 2002: 2001: 1990: 1982: 1978: 1974: 1971: 1967: 1962: 1957: 1953: 1938: 1937: 1926: 1922: 1917: 1914: 1911: 1908: 1905: 1902: 1899: 1896: 1893: 1890: 1886: 1882: 1878: 1875: 1872: 1869: 1866: 1863: 1860: 1857: 1854: 1845: 1825: 1822: 1813: 1810: 1809: 1808: 1793: 1787: 1784: 1781: 1778: 1775: 1768: 1764: 1758: 1754: 1750: 1747: 1739: 1734: 1731: 1728: 1724: 1720: 1717: 1714: 1711: 1700: 1694: 1691: 1689: 1687: 1681: 1678: 1675: 1672: 1669: 1662: 1658: 1652: 1648: 1644: 1641: 1633: 1628: 1625: 1622: 1618: 1614: 1609: 1604: 1600: 1594: 1591: 1586: 1581: 1577: 1573: 1568: 1563: 1559: 1555: 1550: 1547: 1542: 1539: 1537: 1535: 1532: 1529: 1518: 1512: 1511: 1493: 1492: 1481: 1475: 1472: 1469: 1466: 1463: 1456: 1452: 1446: 1442: 1438: 1435: 1427: 1422: 1419: 1416: 1412: 1408: 1405: 1402: 1399: 1396: 1393: 1371: 1370: 1359: 1356: 1353: 1350: 1347: 1344: 1341: 1338: 1333: 1328: 1324: 1320: 1315: 1310: 1306: 1302: 1297: 1294: 1289: 1286: 1283: 1280: 1269: 1244: 1243: 1232: 1229: 1226: 1223: 1218: 1215: 1211: 1207: 1202: 1199: 1195: 1175: 1172: 1157: 1153: 1149: 1146: 1142: 1136: 1131: 1127: 1123: 1120: 1117: 1112: 1109: 1105: 1101: 1079: 1076: 1072: 1068: 1037: 1033: 1030: 1027: 1024: 1021: 1014: 1003: 997: 994: 990: 986: 979: 968: 962: 959: 955: 951: 927: 907: 883: 880: 875:Main article: 872: 869: 856: 836: 833: 830: 827: 824: 804: 789:Lorentz boosts 783:introduced by 764: 761: 711: 708: 705: 702: 699: 694: 691: 687: 662: 659: 656: 653: 650: 647: 644: 641: 638: 635: 632: 617: 616: 605: 600: 596: 592: 589: 586: 583: 579: 576: 572: 569: 566: 563: 560: 555: 551: 547: 544: 539: 535: 531: 501: 456: 455: 444: 441: 438: 435: 432: 427: 424: 420: 405: 404: 393: 388: 384: 381: 378: 372: 369: 365: 360: 356: 353: 350: 344: 341: 311: 310: 299: 296: 293: 290: 287: 284: 281: 276: 273: 269: 265: 260: 257: 253: 229: 226: 223: 220: 217: 194: 191: 189: 186: 174:integrable PDE 115: 87: 67: 47: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 9237: 9226: 9223: 9221: 9218: 9216: 9213: 9211: 9208: 9206: 9203: 9201: 9198: 9197: 9195: 9176: 9173: 9171: 9168: 9166: 9163: 9161: 9160:Rodney Baxter 9158: 9157: 9155: 9151: 9145: 9142: 9140: 9137: 9136: 9134: 9130: 9124: 9121: 9119: 9116: 9114: 9111: 9109: 9106: 9104: 9101: 9100: 9098: 9094: 9088: 9085: 9083: 9080: 9078: 9075: 9073: 9070: 9068: 9067:Nigel Hitchin 9065: 9063: 9060: 9058: 9055: 9053: 9050: 9049: 9047: 9043: 9040: 9036: 9026: 9023: 9021: 9018: 9016: 9012: 9011: 9009: 9005: 8999: 8996: 8994: 8991: 8990: 8988: 8984: 8981: 8977: 8971: 8968: 8966: 8963: 8961: 8958: 8956: 8953: 8950: 8947: 8946: 8944: 8942: 8937: 8927: 8924: 8922:(Hamiltonian) 8921: 8918: 8915: 8912: 8911: 8909: 8905: 8899: 8896: 8894: 8891: 8889: 8886: 8884: 8881: 8879: 8876: 8874: 8871: 8870: 8868: 8864: 8854: 8851: 8849: 8846: 8844: 8841: 8840: 8838: 8834: 8828: 8825: 8821: 8818: 8817: 8816: 8813: 8811: 8807: 8805: 8802: 8800: 8797: 8796: 8794: 8790: 8784: 8781: 8779: 8776: 8774: 8771: 8769: 8766: 8764: 8761: 8757: 8756:KdV hierarchy 8754: 8753: 8752: 8749: 8748: 8746: 8742: 8739: 8735: 8729: 8726: 8724: 8723:Hydrogen atom 8721: 8719: 8716: 8715: 8713: 8709: 8699: 8696: 8694: 8691: 8689: 8686: 8685: 8683: 8679: 8673: 8670: 8668: 8665: 8661: 8658: 8656: 8653: 8651: 8648: 8647: 8646: 8643: 8639: 8636: 8634: 8633:Kepler system 8631: 8630: 8629: 8626: 8624: 8621: 8620: 8618: 8614: 8611: 8607: 8601: 8598: 8594: 8591: 8590: 8589: 8586: 8585: 8583: 8579: 8575: 8568: 8563: 8561: 8556: 8554: 8549: 8548: 8545: 8535: 8527: 8522: 8516: 8513: 8511: 8510:Quantum logic 8508: 8504: 8501: 8500: 8499: 8496: 8494: 8491: 8489: 8486: 8484: 8481: 8477: 8474: 8473: 8472: 8469: 8465: 8462: 8461: 8460: 8457: 8455: 8452: 8450: 8447: 8445: 8444:Quantum chaos 8442: 8440: 8437: 8435: 8432: 8430: 8427: 8425: 8422: 8420: 8419:Cosmic string 8417: 8415: 8412: 8411: 8409: 8405: 8395: 8392: 8390: 8387: 8385: 8382: 8380: 8377: 8375: 8372: 8370: 8367: 8365: 8362: 8361: 8359: 8355: 8349: 8346: 8344: 8341: 8340: 8338: 8334: 8328: 8325: 8323: 8320: 8318: 8315: 8313: 8310: 8308: 8305: 8303: 8300: 8298: 8295: 8293: 8292:Pure 4D N = 1 8290: 8289: 8287: 8283: 8277: 8274: 8272: 8269: 8267: 8264: 8263: 8261: 8257: 8251: 8248: 8246: 8243: 8241: 8238: 8236: 8233: 8231: 8228: 8227: 8225: 8221: 8215: 8212: 8210: 8207: 8205: 8202: 8200: 8197: 8195: 8192: 8191: 8189: 8185: 8179: 8176: 8174: 8173:Thirring–Wess 8171: 8169: 8166: 8164: 8161: 8159: 8156: 8154: 8151: 8149: 8148:Bullough–Dodd 8146: 8144: 8143:2D Yang–Mills 8141: 8140: 8138: 8134: 8128: 8125: 8123: 8120: 8118: 8115: 8113: 8110: 8108: 8105: 8103: 8100: 8098: 8095: 8093: 8090: 8088: 8085: 8083: 8080: 8078: 8075: 8073: 8070: 8068: 8065: 8063: 8060: 8059: 8057: 8053: 8050: 8046: 8040: 8037: 8035: 8032: 8030: 8027: 8025: 8022: 8020: 8019:String theory 8017: 8015: 8012: 8010: 8007: 8005: 8002: 8000: 7997: 7995: 7992: 7990: 7989:Axiomatic QFT 7987: 7985: 7984:Algebraic QFT 7982: 7981: 7979: 7975: 7971: 7964: 7959: 7957: 7952: 7950: 7945: 7944: 7941: 7934: 7930: 7927: 7924: 7921: 7918: 7915: 7912: 7911: 7907: 7898: 7893: 7886: 7883: 7878: 7874: 7870: 7866: 7862: 7858: 7851: 7848: 7842: 7837: 7833: 7829: 7825: 7821: 7817: 7810: 7807: 7802: 7798: 7794: 7790: 7786: 7782: 7778: 7774: 7770: 7763: 7760: 7755: 7751: 7747: 7743: 7739: 7735: 7728: 7725: 7713: 7707: 7703: 7702: 7694: 7691: 7686: 7682: 7678: 7674: 7670: 7666: 7661: 7656: 7652: 7648: 7641: 7639: 7635: 7623: 7619: 7615: 7611: 7607: 7603: 7598: 7593: 7589: 7585: 7581: 7574: 7571: 7565: 7560: 7553: 7550: 7544: 7539: 7532: 7529: 7517: 7513: 7509: 7505: 7501: 7497: 7493: 7486: 7483: 7478: 7474: 7470: 7466: 7462: 7458: 7451: 7448: 7443: 7439: 7435: 7431: 7427: 7423: 7416: 7413: 7408: 7404: 7400: 7396: 7392: 7388: 7381: 7378: 7373: 7369: 7365: 7361: 7357: 7353: 7346: 7343: 7338: 7334: 7330: 7326: 7322: 7318: 7314: 7310: 7303: 7300: 7295: 7291: 7287: 7283: 7279: 7275: 7270: 7265: 7261: 7257: 7250: 7248: 7246: 7242: 7237: 7233: 7229: 7225: 7218: 7215: 7210: 7206: 7202: 7198: 7194: 7190: 7183: 7180: 7175: 7169: 7165: 7158: 7155: 7150: 7144: 7140: 7133: 7130: 7126: 7125: 7118: 7116: 7112: 7107: 7101: 7097: 7093: 7086: 7083: 7077: 7072: 7068: 7064: 7060: 7053: 7051: 7049: 7047: 7045: 7043: 7041: 7039: 7037: 7033: 7028: 7024: 7020: 7016: 7012: 7008: 7001: 6998: 6988: 6982: 6978: 6974: 6970: 6966: 6959: 6956: 6951: 6945: 6937: 6933: 6926: 6919: 6916: 6911: 6905: 6901: 6894: 6891: 6886: 6880: 6876: 6869: 6867: 6863: 6858: 6854: 6850: 6846: 6842: 6838: 6831: 6828: 6823: 6819: 6812: 6809: 6804: 6800: 6797:(39): 1–148. 6796: 6792: 6788: 6781: 6778: 6772: 6768: 6765: 6763: 6760: 6758: 6755: 6754: 6750: 6748: 6746: 6741: 6739: 6735: 6731: 6727: 6723: 6719: 6715: 6710: 6708: 6703: 6701: 6693: 6691: 6685: 6683: 6669: 6666: 6660: 6657: 6654: 6650: 6645: 6640: 6636: 6627: 6611: 6591: 6588: 6585: 6582: 6579: 6559: 6556: 6553: 6547: 6544: 6541: 6538: 6532: 6529: 6526: 6523: 6520: 6512: 6509: 6504: 6501: 6496: 6482: 6480: 6479:Martin Hairer 6476: 6472: 6464: 6462: 6460: 6440: 6437: 6434: 6429: 6425: 6404: 6401: 6398: 6393: 6389: 6380: 6364: 6361: 6358: 6353: 6349: 6328: 6325: 6319: 6316: 6313: 6309: 6287: 6284: 6281: 6276: 6272: 6268: 6265: 6262: 6254: 6250: 6234: 6231: 6228: 6223: 6219: 6210: 6209:finite regime 6205: 6203: 6202:JĂŒrg Fröhlich 6199: 6181: 6177: 6164: 6162: 6160: 6144: 6139: 6136: 6133: 6129: 6125: 6120: 6116: 6087: 6084: 6080: 6076: 6071: 6067: 6060: 6057: 6052: 6048: 6042: 6037: 6033: 6027: 6024: 6019: 6016: 6011: 6003: 5998: 5988: 5985: 5980: 5975: 5972: 5969: 5953: 5952: 5951: 5950: 5945: 5943: 5939: 5921: 5918: 5913: 5910: 5890: 5868: 5864: 5841: 5837: 5814: 5810: 5789: 5786: 5781: 5777: 5768: 5764: 5760: 5756: 5752: 5748: 5744: 5740: 5735: 5733: 5729: 5725: 5717: 5715: 5713: 5704: 5702: 5686: 5660: 5642: 5623: 5619: 5614: 5601: 5596: 5593: 5589: 5585: 5582: 5577: 5574: 5570: 5566: 5561: 5558: 5554: 5545: 5544: 5539: 5537: 5532: 5530: 5526: 5522: 5521:Wick rotation 5518: 5514: 5510: 5494: 5471: 5468: 5465: 5462: 5459: 5454: 5451: 5447: 5443: 5438: 5435: 5431: 5423: 5422: 5421: 5419: 5415: 5396: 5393: 5390: 5387: 5384: 5376: 5371: 5367: 5363: 5358: 5353: 5349: 5340: 5337: 5332: 5318: 5317: 5316: 5315: 5311: 5292: 5289: 5286: 5283: 5280: 5275: 5272: 5268: 5264: 5259: 5256: 5252: 5244: 5243: 5242: 5240: 5228: 5226: 5224: 5206: 5202: 5179: 5175: 5165: 5146: 5142: 5138: 5133: 5125: 5120: 5116: 5112: 5107: 5096: 5091: 5088: 5084: 5063: 5060: 5057: 5054: 5049: 5046: 5042: 5032: 5019: 5016: 5008: 5004: 5000: 4995: 4991: 4984: 4979: 4975: 4969: 4961: 4956: 4952: 4946: 4933: 4915: 4911: 4890: 4885: 4881: 4877: 4874: 4871: 4868: 4862: 4859: 4855: 4850: 4845: 4841: 4837: 4834: 4831: 4828: 4822: 4819: 4815: 4810: 4807: 4802: 4796: 4793: 4790: 4784: 4781: 4777: 4770: 4767: 4764: 4758: 4755: 4751: 4742: 4739: 4736: 4730: 4727: 4723: 4718: 4713: 4710: 4707: 4701: 4698: 4694: 4689: 4683: 4678: 4673: 4669: 4649: 4644: 4640: 4636: 4633: 4630: 4625: 4621: 4617: 4612: 4608: 4602: 4599: 4594: 4589: 4583: 4580: 4577: 4570: 4566: 4560: 4557: 4546: 4542: 4536: 4533: 4526: 4523: 4517: 4512: 4507: 4503: 4495:are given by 4480: 4476: 4453: 4423: 4420: 4417: 4405: 4389: 4374: 4355: 4334: 4326: 4324: 4321: 4307: 4304: 4301: 4291: 4275: 4268: 4265: 4262: 4259: 4256: 4248: 4244: 4240: 4232: 4227: 4223: 4219: 4214: 4209: 4205: 4196: 4193: 4187: 4183: 4180: 4169: 4165: 4162: 4142: 4134: 4118: 4114: 4107: 4104: 4098: 4095: 4092: 4086: 4083: 4077: 4074: 4068: 4065: 4059: 4055: 4048: 4045: 4041: 4036: 4033: 4030: 4019: 4012: 4009: 4005: 4000: 3997: 3977: 3969: 3965: 3957: 3955: 3941: 3921: 3901: 3898: 3895: 3875: 3866: 3863: 3849: 3829: 3809: 3801: 3767: 3763: 3760: 3757: 3744: 3741: 3736: 3733: 3728: 3723: 3719: 3715: 3712: 3710: 3703: 3699: 3682: 3678: 3675: 3672: 3659: 3656: 3653: 3650: 3647: 3642: 3638: 3634: 3632: 3625: 3621: 3609: 3608: 3607: 3589: 3586: 3583: 3580: 3577: 3572: 3569: 3565: 3557: 3556: 3555: 3541: 3534:Suppose that 3531: 3523: 3514: 3510: 3507:Collision of 3505: 3501: 3496: 3492: 3489:Collision of 3487: 3483: 3482: 3479: 3455: 3450: 3446: 3423: 3419: 3398: 3372: 3348: 3340: 3336: 3332: 3329: 3317: 3308: 3304: 3301: 3290: 3286: 3282: 3279: 3271: 3268: 3265: 3259: 3242: 3241: 3240: 3206: 3197: 3193: 3189: 3188: 3178: 3174: 3170: 3165: 3160: 3156: 3155: 3152: 3139: 3135: 3126: 3118: 3114: 3110: 3107: 3099: 3096: 3092: 3084: 3081: 3075: 3072: 3064: 3060: 3056: 3053: 3045: 3041: 3038: 3035: 3032: 3026: 3023: 3020: 3014: 3005: 3003: 2999: 2995: 2991: 2990: 2977: 2973: 2969: 2964: 2963:Antikink-kink 2960: 2956: 2955: 2952: 2938: 2927: 2923: 2919: 2916: 2911: 2908: 2902: 2899: 2889: 2885: 2881: 2878: 2874: 2869: 2866: 2863: 2857: 2853: 2850: 2847: 2844: 2838: 2835: 2832: 2824: 2821: 2817: 2813: 2809: 2799: 2785: 2774: 2770: 2766: 2763: 2758: 2755: 2749: 2746: 2736: 2732: 2728: 2725: 2721: 2716: 2713: 2710: 2704: 2700: 2697: 2694: 2691: 2685: 2682: 2679: 2671: 2667: 2663: 2659: 2649: 2647: 2643: 2639: 2635: 2630: 2626: 2622: 2614: 2596: 2592: 2588: 2585: 2582: 2573: 2562: 2557: 2553: 2548: 2543: 2539: 2538: 2535: 2521: 2518: 2515: 2506: 2497: 2481: 2478: 2475: 2466: 2457: 2452: 2435: 2432: 2427: 2423: 2419: 2416: 2406: 2402: 2399: 2395: 2392: 2385: 2382: 2377: 2374: 2369: 2364: 2360: 2356: 2353: 2349: 2345: 2341: 2333: 2332: 2317: 2312: 2308: 2305: 2301: 2298: 2291: 2288: 2285: 2282: 2279: 2274: 2270: 2266: 2262: 2258: 2254: 2246: 2245: 2244: 2242: 2238: 2235:is called an 2222: 2202: 2199: 2196: 2193: 2190: 2183:. The states 2170: 2167: 2164: 2161: 2141: 2138: 2135: 2115: 2107: 2091: 2068: 2065: 2062: 2059: 2056: 2051: 2047: 2043: 2038: 2035: 2031: 2027: 2022: 2019: 2015: 2007: 2006: 2005: 1988: 1980: 1976: 1972: 1969: 1965: 1960: 1955: 1951: 1943: 1942: 1941: 1924: 1920: 1915: 1912: 1906: 1903: 1900: 1897: 1891: 1888: 1884: 1880: 1876: 1873: 1870: 1867: 1861: 1858: 1855: 1843: 1835: 1834: 1833: 1831: 1823: 1821: 1819: 1811: 1791: 1785: 1779: 1776: 1766: 1756: 1752: 1748: 1732: 1729: 1726: 1722: 1718: 1712: 1692: 1690: 1679: 1673: 1670: 1660: 1650: 1646: 1642: 1626: 1623: 1620: 1616: 1612: 1607: 1602: 1598: 1592: 1584: 1579: 1575: 1571: 1566: 1561: 1557: 1548: 1545: 1540: 1538: 1530: 1502: 1501: 1500: 1498: 1479: 1473: 1467: 1464: 1454: 1444: 1440: 1436: 1420: 1417: 1414: 1410: 1406: 1400: 1394: 1391: 1384: 1383: 1382: 1380: 1376: 1375:Taylor series 1357: 1354: 1351: 1348: 1345: 1342: 1339: 1331: 1326: 1322: 1318: 1313: 1308: 1304: 1295: 1292: 1287: 1281: 1257: 1256: 1255: 1253: 1249: 1230: 1227: 1224: 1221: 1216: 1213: 1209: 1205: 1200: 1197: 1193: 1185: 1184: 1183: 1181: 1173: 1171: 1155: 1151: 1147: 1144: 1134: 1129: 1125: 1121: 1118: 1110: 1107: 1103: 1099: 1077: 1074: 1070: 1066: 1057: 1035: 1031: 1028: 1025: 1022: 1019: 1012: 1001: 995: 992: 988: 984: 977: 966: 960: 957: 953: 949: 925: 905: 893: 888: 881: 878: 870: 868: 854: 834: 831: 828: 825: 822: 802: 792: 790: 786: 782: 781:Lie transform 778: 774: 770: 762: 758: 753: 749: 747: 743: 738: 736: 733: 729: 725: 709: 706: 703: 700: 697: 692: 689: 685: 676: 660: 657: 654: 651: 648: 645: 642: 639: 636: 633: 630: 622: 603: 598: 594: 590: 587: 584: 581: 577: 574: 570: 567: 564: 561: 558: 553: 549: 545: 542: 537: 533: 529: 522: 521: 520: 518: 513: 499: 491: 487: 483: 479: 474: 472: 468: 465: 461: 442: 439: 436: 433: 430: 425: 422: 418: 410: 409: 408: 391: 386: 382: 379: 376: 370: 367: 363: 358: 354: 351: 348: 342: 339: 332: 331: 330: 328: 324: 320: 316: 297: 294: 291: 288: 285: 282: 279: 274: 271: 267: 263: 258: 255: 251: 243: 242: 241: 224: 221: 218: 207: 203: 198: 192: 187: 185: 183: 179: 175: 171: 166: 164: 161:known as the 160: 156: 152: 148: 144: 140: 136: 132: 127: 113: 105: 101: 100:wave operator 85: 65: 45: 37: 33: 19: 9123:Robert Miura 9038:Contributors 9015:Bethe ansatz 8998:Gaudin model 8916:(Lagrangian) 8762: 8751:KdV equation 8655:Kovalevskaya 8525: 8454:Quantum foam 8394:Stueckelberg 8348:Chern–Simons 8285:Supergravity 8162: 8024:Supergravity 8009:Gauge theory 7885: 7860: 7856: 7850: 7823: 7819: 7809: 7776: 7772: 7762: 7737: 7733: 7727: 7715:. Retrieved 7700: 7693: 7650: 7646: 7625:. Retrieved 7587: 7583: 7573: 7552: 7531: 7519:. Retrieved 7499: 7495: 7485: 7460: 7456: 7450: 7425: 7421: 7415: 7390: 7386: 7380: 7355: 7351: 7345: 7312: 7308: 7302: 7259: 7255: 7227: 7223: 7217: 7192: 7188: 7182: 7163: 7157: 7138: 7132: 7122: 7091: 7085: 7066: 7062: 7010: 7006: 7000: 6990:, retrieved 6968: 6958: 6944:cite journal 6935: 6931: 6918: 6899: 6893: 6874: 6840: 6836: 6830: 6821: 6817: 6811: 6794: 6790: 6780: 6742: 6711: 6705:Dynamics in 6704: 6697: 6689: 6483: 6474: 6470: 6468: 6341:passed. For 6252: 6249:counterterms 6208: 6206: 6168: 6107: 5946: 5937: 5736: 5721: 5711: 5708: 5615: 5546: 5540: 5535: 5533: 5528: 5524: 5512: 5508: 5486: 5417: 5413: 5411: 5308:This is the 5307: 5241:is given by 5234: 5232: 5166: 5033: 4406: 4330: 4322: 4292: 4132: 3967: 3963: 3961: 3867: 3864: 3799: 3797: 3605: 3533: 3512: 3508: 3494: 3490: 3363: 3239:is given by 3210: 3195: 3176: 3163: 3006: 3001: 2997: 2993: 2987: 2985: 2975: 2962: 2800: 2650: 2618: 2560: 2546: 2496:right-handed 2453: 2450: 2236: 2105: 2104:is called a 2083: 2003: 1939: 1827: 1815: 1494: 1372: 1254:is given by 1245: 1182:in physics: 1177: 1058: 897: 891: 867:an integer. 793: 766: 757:Dini surface 745: 739: 735:pseudosphere 731: 618: 514: 485: 481: 475: 466: 462:of constant 457: 406: 326: 322: 318: 312: 205: 199: 196: 178:relativistic 177: 167: 128: 31: 29: 8949:Ising model 8878:Quantum KdV 8336:Topological 8250:Wess–Zumino 8163:Sine-Gordon 8153:Gross–Neveu 8062:Born–Infeld 8029:Thermal QFT 7428:(1): 1–87. 6938:(1): 17–25. 6767:Shape waves 6722:Coulomb gas 6626:white noise 6247:, where no 5420:, given by 3491:moving kink 2634:phase shift 2456:left-handed 1832:solutions: 726:due to the 325:), akin to 18:Sine-Gordon 9194:Categories 9013:Algebraic 8117:Yang–Mills 7564:1808.02594 7543:2205.09223 7521:27 January 7262:(3): 047. 6992:2023-11-17 6824:: 137–149. 6773:References 6471:stochastic 6459:subalgebra 5314:Lagrangian 4903:where the 4373:connection 3528:See also: 2978:collision. 2965:collision. 2559:Traveling 2545:Traveling 1373:Using the 785:Sophus Lie 490:arc length 208:, denoted 9118:Peter Lax 8804:Lax pairs 8593:Foliation 8526:See also: 8245:Super QCD 8199:Liouville 8187:Conformal 8158:Schwinger 7801:120798940 7717:22 August 7622:253750515 7597:1409.5724 7337:121527379 7294:119501952 7069:: 67–75. 6670:π 6637:β 6612:ξ 6592:θ 6586:β 6557:ξ 6548:θ 6539:β 6533:⁡ 6518:Δ 6493:∂ 6455:affine sl 6441:π 6426:β 6405:π 6390:β 6365:π 6350:β 6329:π 6288:π 6273:β 6266:π 6235:π 6220:β 6178:β 6140:φ 6137:β 6121:β 6088:β 6085:− 6072:β 6061:α 6058:− 6049:φ 6017:φ 6012:μ 6008:∂ 6004:φ 5999:μ 5995:∂ 5922:π 5911:β 5891:β 5865:γ 5838:α 5811:γ 5790:β 5778:α 5732:breathers 5680:^ 5597:φ 5571:φ 5567:− 5555:φ 5495:φ 5469:φ 5466:⁡ 5448:φ 5432:φ 5394:φ 5391:⁡ 5385:− 5368:φ 5364:− 5350:φ 5290:φ 5287:⁡ 5269:φ 5265:− 5253:φ 5147:ν 5139:− 5134:ν 5130:∂ 5121:μ 5113:− 5108:μ 5104:∂ 5092:ν 5089:μ 5064:φ 5061:⁡ 5043:φ 4966:∂ 4962:− 4943:∂ 4912:σ 4882:σ 4878:φ 4875:⁡ 4863:λ 4851:− 4842:σ 4838:φ 4835:⁡ 4823:λ 4811:− 4797:φ 4794:⁡ 4785:λ 4771:φ 4768:⁡ 4759:λ 4743:φ 4740:⁡ 4731:λ 4719:− 4714:φ 4711:⁡ 4702:λ 4690:− 4641:σ 4634:λ 4622:σ 4609:φ 4584:λ 4578:− 4567:φ 4543:φ 4527:λ 4481:μ 4333:curvature 4269:φ 4266:⁡ 4260:− 4224:φ 4206:φ 4170:∫ 4143:φ 4102:∞ 4099:− 4087:φ 4084:− 4072:∞ 4060:φ 4049:π 4034:φ 4020:∫ 4013:π 3978:φ 3922:ψ 3899:≡ 3896:φ 3876:φ 3850:ψ 3830:φ 3810:ψ 3764:φ 3761:− 3758:ψ 3745:⁡ 3720:φ 3716:− 3700:ψ 3679:φ 3673:ψ 3660:⁡ 3639:φ 3622:ψ 3587:φ 3584:⁡ 3566:φ 3542:φ 3460:Δ 3399:ω 3337:ω 3333:− 3305:− 3287:ω 3283:− 3272:⁡ 3251:Δ 3221:Δ 3115:ω 3111:− 3100:⁡ 3093:ω 3082:ω 3076:⁡ 3061:ω 3057:− 3042:⁡ 3015:φ 2976:Kink-kink 2920:− 2903:⁡ 2882:− 2870:⁡ 2854:⁡ 2810:φ 2767:− 2750:⁡ 2729:− 2717:⁡ 2701:⁡ 2660:φ 2589:⁡ 2507:θ 2479:− 2467:θ 2424:φ 2417:φ 2403:φ 2400:− 2393:φ 2386:⁡ 2378:β 2361:φ 2357:− 2342:φ 2309:φ 2299:φ 2292:⁡ 2286:β 2271:φ 2255:φ 2223:γ 2200:π 2194:≅ 2191:φ 2171:π 2162:φ 2136:φ 2116:φ 2092:γ 2063:φ 2060:⁡ 2032:φ 2028:− 2016:φ 1973:− 1952:γ 1916:δ 1901:− 1892:γ 1877:⁡ 1844:φ 1753:φ 1749:− 1738:∞ 1723:∑ 1713:φ 1647:φ 1643:− 1632:∞ 1617:∑ 1599:φ 1593:− 1576:φ 1572:− 1558:φ 1531:φ 1441:φ 1437:− 1426:∞ 1411:∑ 1401:φ 1395:⁡ 1355:φ 1352:⁡ 1340:− 1323:φ 1319:− 1305:φ 1282:φ 1225:φ 1210:φ 1206:− 1194:φ 1145:− 1126:φ 1104:φ 1071:φ 1036:⏟ 1032:φ 1029:⁡ 1013:− 1002:⏟ 989:φ 967:⏟ 954:φ 926:φ 835:π 823:φ 803:φ 707:φ 704:⁡ 686:φ 661:φ 658:⁡ 571:φ 568:⁡ 500:φ 440:φ 437:⁡ 419:φ 380:− 289:φ 286:⁡ 268:φ 264:− 252:φ 114:φ 46:φ 9210:Surfaces 9200:Solitons 8986:Examples 8744:Examples 8660:Lagrange 8616:Examples 8322:Type IIB 8317:Type IIA 8302:4D N = 8 8297:4D N = 1 8266:6D (2,0) 8230:4D N = 1 8209:Polyakov 8168:Thirring 7977:Theories 7929:Archived 7685:18230581 6803:55567842 6751:See also 6726:vortices 5940:massive 5223:Lax pair 4930:are the 2989:breather 2638:velocity 2561:antikink 2396:′ 2350:′ 2302:′ 2263:′ 2237:antikink 773:BĂ€cklund 724:singular 673:and the 619:and the 460:surfaces 102:and the 8424:History 8407:Related 8204:Minimal 8055:Regular 7865:Bibcode 7828:Bibcode 7781:Bibcode 7742:Bibcode 7665:Bibcode 7602:Bibcode 7504:Bibcode 7465:Bibcode 7430:Bibcode 7395:Bibcode 7360:Bibcode 7317:Bibcode 7274:Bibcode 7197:Bibcode 7015:Bibcode 6845:Bibcode 6716:as the 5763:Coleman 5757:to the 5312:of the 3914:, then 2621:soliton 1848:soliton 1830:soliton 1818:soliton 1042:gravity 1008:tension 769:Bianchi 321:,  170:soliton 141:as the 133: ( 9007:Theory 8792:Theory 8681:Theory 8364:Chiral 8312:Type I 8127:Yukawa 8048:Models 7799:  7708:  7683:  7627:14 May 7620:  7335:  7292:  7170:  7145:  7102:  6983:  6906:  6881:  6801:  6762:Fluxon 6720:for a 6572:where 6196:, the 5755:S-dual 5487:where 4133:energy 3798:where 3364:where 3269:artanh 3039:arctan 3000:, and 2851:arctan 2698:arctan 2619:Multi- 2586:arctan 1940:where 1874:arctan 1379:cosine 1174:Naming 329:where 149:−1 in 9132:IQFTs 8650:Euler 8503:links 8476:links 8464:links 8384:NMSSM 8369:Fermi 8112:Soler 8082:Proca 7892:arXiv 7797:S2CID 7681:S2CID 7655:arXiv 7618:S2CID 7592:arXiv 7559:arXiv 7538:arXiv 7333:S2CID 7290:S2CID 7264:arXiv 6928:(PDF) 6108:with 2642:shape 9096:PDEs 8374:MSSM 8271:ABJM 8178:Toda 7719:2023 7706:ISBN 7629:2023 7523:2023 7260:2007 7168:ISBN 7143:ISBN 7100:ISBN 6981:ISBN 6950:link 6904:ISBN 6879:ISBN 6799:OCLC 6469:The 6417:and 6379:1975 6359:> 6282:< 6269:< 6229:< 6207:The 5938:free 5802:and 5741:and 5534:The 5519:(or 5511:and 5388:cosh 5284:sinh 5233:The 5194:and 4131:The 3962:The 3842:and 3511:and 3493:and 3162:The 3097:cosh 2900:sinh 2867:cosh 2747:cosh 2714:sinh 2640:and 2547:kink 2106:kink 847:for 771:and 515:The 202:real 155:1939 135:1862 104:sine 78:and 30:The 8327:11D 7873:doi 7836:doi 7789:doi 7750:doi 7673:doi 7651:359 7610:doi 7588:341 7512:doi 7473:doi 7461:133 7438:doi 7403:doi 7391:159 7368:doi 7325:doi 7282:doi 7232:doi 7205:doi 7193:121 7071:doi 7023:doi 6973:doi 6853:doi 6724:of 6530:sin 6473:or 6255:is 6211:is 5722:In 5463:sin 5416:or 5058:sin 4872:cos 4832:sin 4791:cos 4765:sin 4737:sin 4708:cos 4439:on 4375:on 4263:cos 4155:is 3990:is 3966:or 3742:sin 3657:sin 3581:sin 3073:cos 2383:sin 2289:sin 2057:sin 1392:cos 1349:cos 1026:sin 918:be 732:the 701:sin 655:sin 565:cos 473:. 434:sin 283:sin 165:. 126:. 106:of 9196:: 8343:BF 7871:. 7861:51 7859:. 7834:. 7824:60 7822:. 7818:. 7795:. 7787:. 7777:47 7775:. 7771:. 7748:. 7738:14 7736:. 7679:. 7671:. 7663:. 7649:. 7637:^ 7616:. 7608:. 7600:. 7586:. 7582:. 7510:. 7500:11 7498:. 7494:. 7471:. 7459:. 7436:. 7426:42 7424:. 7401:. 7389:. 7366:. 7356:66 7354:. 7331:. 7323:. 7313:41 7311:. 7288:. 7280:. 7272:. 7258:. 7244:^ 7228:34 7226:. 7203:. 7191:. 7114:^ 7098:. 7067:15 7065:. 7061:. 7035:^ 7021:. 7011:11 7009:. 6979:, 6967:, 6946:}} 6942:{{ 6936:47 6934:. 6930:. 6865:^ 6851:. 6841:33 6839:. 6820:. 6795:22 6793:. 6789:. 6204:. 6126:=: 5944:. 5701:. 5531:. 5523:) 5164:. 4320:. 3478:. 3004:. 2996:, 2648:. 2511:AK 2069:0. 1868::= 1705:KG 1523:SG 1274:SG 1231:0. 892:up 677:is 623:is 204:) 184:. 8566:e 8559:t 8552:v 7962:e 7955:t 7948:v 7900:. 7894:: 7879:. 7875:: 7867:: 7844:. 7838:: 7830:: 7803:. 7791:: 7783:: 7756:. 7752:: 7744:: 7721:. 7687:. 7675:: 7667:: 7657:: 7631:. 7612:: 7604:: 7594:: 7567:. 7561:: 7546:. 7540:: 7525:. 7514:: 7506:: 7479:. 7475:: 7467:: 7444:. 7440:: 7432:: 7409:. 7405:: 7397:: 7374:. 7370:: 7362:: 7339:. 7327:: 7319:: 7296:. 7284:: 7276:: 7266:: 7238:. 7234:: 7211:. 7207:: 7199:: 7176:. 7151:. 7127:. 7108:. 7079:. 7073:: 7029:. 7025:: 7017:: 6975:: 6952:) 6912:. 6887:. 6859:. 6855:: 6847:: 6822:1 6805:. 6667:8 6661:1 6658:+ 6655:n 6651:n 6646:= 6641:2 6589:, 6583:, 6580:c 6560:, 6554:+ 6551:) 6545:+ 6542:u 6536:( 6527:c 6524:+ 6521:u 6513:2 6510:1 6505:= 6502:u 6497:t 6457:2 6438:8 6435:= 6430:2 6402:4 6399:= 6394:2 6362:8 6354:2 6326:8 6320:1 6317:+ 6314:n 6310:n 6285:8 6277:2 6263:4 6232:4 6224:2 6182:2 6145:: 6134:i 6130:e 6117:V 6093:) 6081:V 6077:+ 6068:V 6064:( 6053:2 6043:2 6038:0 6034:m 6028:2 6025:1 6020:+ 5989:2 5986:1 5981:= 5976:G 5973:s 5970:Q 5964:L 5919:4 5914:= 5869:0 5842:0 5815:0 5787:, 5782:0 5687:2 5676:l 5673:s 5643:2 5637:l 5634:s 5602:. 5594:2 5590:e 5586:2 5583:= 5578:t 5575:t 5562:x 5559:x 5529:t 5525:y 5513:y 5509:x 5472:, 5460:= 5455:y 5452:y 5444:+ 5439:x 5436:x 5397:. 5382:) 5377:2 5372:x 5359:2 5354:t 5346:( 5341:2 5338:1 5333:= 5328:L 5293:. 5281:= 5276:t 5273:t 5260:x 5257:x 5207:v 5203:A 5180:u 5176:A 5152:] 5143:A 5126:, 5117:A 5100:[ 5097:= 5085:F 5055:= 5050:v 5047:u 5020:0 5017:= 5014:] 5009:v 5005:A 5001:, 4996:u 4992:A 4988:[ 4985:+ 4980:v 4976:A 4970:u 4957:u 4953:A 4947:v 4916:i 4891:, 4886:3 4869:i 4860:4 4856:1 4846:2 4829:i 4820:4 4816:1 4808:= 4803:) 4782:4 4778:i 4756:4 4752:1 4728:4 4724:1 4699:4 4695:i 4684:( 4679:= 4674:v 4670:A 4650:, 4645:3 4637:i 4631:+ 4626:1 4618:i 4613:u 4603:2 4600:1 4595:= 4590:) 4581:i 4571:u 4561:2 4558:i 4547:u 4537:2 4534:i 4524:i 4518:( 4513:= 4508:u 4504:A 4477:A 4454:2 4449:R 4427:) 4424:v 4421:, 4418:u 4415:( 4390:2 4385:R 4371:- 4359:) 4356:2 4353:( 4348:u 4345:s 4308:0 4305:= 4302:N 4276:) 4272:) 4257:1 4254:( 4249:2 4245:m 4241:+ 4238:) 4233:2 4228:x 4220:+ 4215:2 4210:t 4202:( 4197:2 4194:1 4188:( 4184:x 4181:d 4175:R 4166:= 4163:E 4119:. 4115:] 4111:) 4108:t 4105:, 4096:= 4093:x 4090:( 4081:) 4078:t 4075:, 4069:= 4066:x 4063:( 4056:[ 4046:2 4042:1 4037:= 4031:d 4025:R 4010:2 4006:1 4001:= 3998:N 3942:a 3902:0 3800:a 3775:) 3768:2 3750:( 3737:a 3734:2 3729:+ 3724:v 3713:= 3704:v 3690:) 3683:2 3676:+ 3665:( 3654:a 3651:2 3648:+ 3643:u 3635:= 3626:u 3590:. 3578:= 3573:v 3570:u 3515:. 3497:. 3464:B 3456:+ 3451:0 3447:x 3424:0 3420:x 3377:K 3373:v 3349:, 3341:2 3330:1 3323:) 3318:2 3313:K 3309:v 3302:1 3299:( 3296:) 3291:2 3280:1 3277:( 3266:2 3260:= 3255:B 3225:B 3179:. 3140:. 3136:) 3130:) 3127:x 3119:2 3108:1 3103:( 3088:) 3085:t 3079:( 3065:2 3054:1 3046:( 3036:4 3033:= 3030:) 3027:t 3024:, 3021:x 3018:( 2939:) 2928:2 2924:v 2917:1 2912:t 2909:v 2890:2 2886:v 2879:1 2875:x 2864:v 2858:( 2848:4 2845:= 2842:) 2839:t 2836:, 2833:x 2830:( 2825:K 2822:A 2818:/ 2814:K 2786:) 2775:2 2771:v 2764:1 2759:t 2756:v 2737:2 2733:v 2726:1 2722:x 2711:v 2705:( 2695:4 2692:= 2689:) 2686:t 2683:, 2680:x 2677:( 2672:K 2668:/ 2664:K 2597:x 2593:e 2583:4 2522:1 2519:+ 2516:= 2482:1 2476:= 2471:K 2436:0 2433:= 2428:0 2420:= 2407:2 2375:2 2370:+ 2365:v 2354:= 2346:v 2318:, 2313:2 2306:+ 2283:2 2280:+ 2275:u 2267:= 2259:u 2203:n 2197:2 2168:2 2165:= 2142:0 2139:= 2066:= 2052:2 2048:m 2044:+ 2039:x 2036:x 2023:t 2020:t 1989:, 1981:2 1977:v 1970:1 1966:1 1961:= 1956:2 1925:, 1921:) 1913:+ 1910:) 1907:t 1904:v 1898:x 1895:( 1889:m 1885:e 1881:( 1871:4 1865:) 1862:t 1859:, 1856:x 1853:( 1792:. 1786:! 1783:) 1780:n 1777:2 1774:( 1767:n 1763:) 1757:2 1746:( 1733:2 1730:= 1727:n 1719:+ 1716:) 1710:( 1699:L 1693:= 1680:! 1677:) 1674:n 1671:2 1668:( 1661:n 1657:) 1651:2 1640:( 1627:2 1624:= 1621:n 1613:+ 1608:2 1603:2 1590:) 1585:2 1580:x 1567:2 1562:t 1554:( 1549:2 1546:1 1541:= 1534:) 1528:( 1517:L 1480:, 1474:! 1471:) 1468:n 1465:2 1462:( 1455:n 1451:) 1445:2 1434:( 1421:0 1418:= 1415:n 1407:= 1404:) 1398:( 1358:. 1346:+ 1343:1 1337:) 1332:2 1327:x 1314:2 1309:t 1301:( 1296:2 1293:1 1288:= 1285:) 1279:( 1268:L 1228:= 1222:+ 1217:x 1214:x 1201:t 1198:t 1156:2 1152:/ 1148:3 1141:) 1135:2 1130:x 1122:+ 1119:1 1116:( 1111:x 1108:x 1100:T 1078:x 1075:x 1067:T 1023:g 1020:m 996:x 993:x 985:T 978:= 961:t 958:t 950:m 906:x 894:. 855:n 832:n 829:2 826:+ 710:. 698:= 693:v 690:u 652:= 649:M 646:, 643:0 640:= 637:N 634:= 631:L 604:, 599:2 595:v 591:d 588:+ 585:v 582:d 578:u 575:d 562:2 559:+ 554:2 550:u 546:d 543:= 538:2 534:s 530:d 486:v 482:u 467:K 443:. 431:= 426:v 423:u 392:, 387:2 383:t 377:x 371:= 368:v 364:, 359:2 355:t 352:+ 349:x 343:= 340:u 323:v 319:u 317:( 298:, 295:0 292:= 280:+ 275:x 272:x 259:t 256:t 228:) 225:t 222:, 219:x 216:( 86:t 66:x 20:)

Index

Sine-Gordon
nonlinear partial differential equation
wave operator
sine
Edmond Bour
1862
surfaces of constant negative curvature
Gauss–Codazzi equation
Gaussian curvature
3-dimensional space
1939
crystal dislocations
Frenkel–Kontorova model
soliton
integrable PDE
Lorentz invariance
real
light-cone coordinates
surfaces
Gaussian curvature
pseudospherical surfaces
asymptotic curves
arc length
first fundamental form
second fundamental form
Gauss–Codazzi equation
singular
Hilbert embedding theorem
pseudosphere
rigid transformations

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