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Virasoro algebra

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5645: 5133: 5640:{\displaystyle {\begin{aligned}&\chi _{{\mathcal {V}}_{c,h_{r,s}}/({\mathcal {V}}_{c,h_{r,s}+rs}+{\mathcal {V}}_{c,h_{r,s}+(p-r)(p'-s)})}\\&=\sum _{k\in \mathbb {Z} }\left(\chi _{{\mathcal {V}}_{c,{\frac {1}{4pp'}}\left((p'r-ps+2kpp')^{2}-(p-p')^{2}\right)}}-\chi _{{\mathcal {V}}_{c,{\frac {1}{4pp'}}\left((p'r+ps+2kpp')^{2}-(p-p')^{2}\right)}}\right).\end{aligned}}} 41: 4238: 4842: 3592: 5850:
obeys the commutation relations of (two copies of) the Virasoro algebra. This is because the conformal group decomposes into separate diffeomorphisms of the forward and back lightcones. Diffeomorphism invariance of the worldsheet implies additionally that the stress tensor vanishes. This is known
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has infinitely many singular vectors, and is therefore reducible with infinitely many submodules. This Verma module has an irreducible quotient by its largest nontrivial submodule. (The spectrums of minimal models are built from such irreducible representations.) The character of the irreducible
3961: 2260: 4577: 3413: 3913: 5957:. On a higher-genus compact Riemann surface, the Lie algebra of meromorphic vector fields with two poles also has a central extension, which is a generalization of the Virasoro algebra. This can be further generalized to supermanifolds. 2908: 3300: 4233:{\displaystyle \chi _{{\mathcal {V}}_{c,h}}(q)={\frac {q^{h-{\frac {c}{24}}}}{\prod _{n=1}^{\infty }(1-q^{n})}}={\frac {q^{h-{\frac {c-1}{24}}}}{\eta (q)}}=q^{h-{\frac {c}{24}}}\left(1+q+2q^{2}+3q^{3}+5q^{4}+\cdots \right),} 3736: 6013:, though he did not find the central extension. The central extension giving the Virasoro algebra was rediscovered in physics shortly after by J. H. Weis, according to Brower and Thorn (1971, footnote on page 167). 1063: 2057: 2488: 5795: 4837:{\displaystyle \chi _{{\mathcal {V}}_{c,h_{r,s}}/{\mathcal {V}}_{c,h_{r,s}+rs}}=\chi _{{\mathcal {V}}_{c,h_{r,s}}}-\chi _{{\mathcal {V}}_{c,h_{r,s}+rs}}=(1-q^{rs})\chi _{{\mathcal {V}}_{c,h_{r,s}}}.} 1763: 1456: 1825: 1518: 5138: 1234: 5707: 4469: 2790: 5124: 4569: 4519: 4387: 2558: 4337: 3134: 1598: 5038: 3953: 2348: 1926: 1669: 3587:{\displaystyle c\in \left\{1-{\frac {6}{m(m+1)}}\right\}_{m=2,3,4,\ldots }=\left\{0,{\frac {1}{2}},{\frac {7}{10}},{\frac {4}{5}},{\frac {6}{7}},{\frac {25}{28}},\ldots \right\}} 2675: 4926: 4296: 4995: 4889: 3821: 3025:. It can be useful to use non-integer Kac indices for parametrizing the conformal dimensions of Verma modules that do not have singular vectors, for example in the critical 2944: 2723: 2311: 1994: 486: 461: 424: 3829: 6379: 3019: 4957: 6533: 2381: 1851: 1544: 1343: 5070: 4261: 3342: 3086: 1869:, called degenerate representations, which are cosets of the Verma module. In particular, the unique irreducible highest weight representation with these values of 1373: 1291: 2049: 1094: 2977: 2584: 2407: 2020: 1317: 788: 4410: 2813: 920: 6484:
L. D. Faddeev (ed.) A. A. Mal'tsev (ed.), Topology. Proc. Internat. Topol. Conf. Leningrad 1982, Lect. notes in math., 1060, Springer (1984) pp. 230–245
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if that Hermitian form is positive definite. Since any singular vector has zero norm, all unitary highest weight representations are irreducible.
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Dobrev, V. K. (1986). "Multiplet classification of the indecomposable highest weight modules over the Neveu-Schwarz and Ramond superalgebras".
6558: 5924: 5819: 826: 346: 6629: 928: 2255:{\displaystyle h_{r,s}(c)={\frac {1}{4}}{\Big (}(b+b^{-1})^{2}-(br+b^{-1}s)^{2}{\Big )}\ ,\quad {\text{where}}\quad c=1+6(b+b^{-1})^{2}\ .} 810: 296: 3314: 781: 291: 6731: 6222: 2412: 5989:
in about the 1930s. The central extension of the Witt algebra that gives the Virasoro algebra was first found (in characteristic
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counterparts, which basically come from arranging all the basis elements into generating series and working with single objects.
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Krichever, I. M.; Novikov, S.P. (1987). "Algebras of Virasoro type, Riemann surfaces and structures of the theory of solitons".
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V. K. Dobrev, "Characters of the irreducible highest weight modules over the Virasoro and super-Virasoro algebras", Suppl.
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Friedan, D., Qiu, Z. and Shenker, S. (1984). "Conformal invariance, unitarity and critical exponents in two dimensions".
3787:(identifying unitary representations of the Virasoro algebra within tensor products of unitary representations of affine 6331: 5953:
The Virasoro algebra is a central extension of the Lie algebra of meromorphic vector fields with two poles on a genus 0
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The Virasoro algebra is a subalgebra of the universal enveloping algebra of any affine Lie algebra, as shown by the
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A singular vector or null vector of a highest weight representation is a state that is both descendant and primary.
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it is also irreducible. When it is reducible, there exist other highest weight representations with these values of
1168: 6810:(2010). "Direct proofs of the Feigin-Fuchs character formula for unitary representations of the Virasoro algebra". 5653: 4415: 6028: 5891: 3768: 5843: 5079: 4524: 4474: 4342: 5827: 2493: 589: 323: 200: 88: 6548:
Funct. Anal. Appl., 2 (1968) pp. 342–343 Funkts. Anal. i Prilozh., 2 : 4 (1968) pp. 92–93
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W-algebras are associative algebras which contain the Virasoro algebra, and which play an important role in
5073: 2947: 1549: 1108: 5830:, special functions that include and generalize the characters of representations of the Virasoro algebra. 6717: 6048: 6023: 5877: 3921: 2316: 1894: 1637: 739: 529: 3788: 1096:
is merely a matter of convention. For a derivation of the algebra as the unique central extension of the
6839: 6527: 6038: 5970: 5942: 4264: 1101: 818: 613: 4273: 2728: 6696: 6005:(1968). Virasoro (1970) wrote down some operators generating the Virasoro algebra (later known as the 5000: 6747: 6667: 6567: 6499: 6425: 6353: 6289: 6177: 6134: 6095: 6010: 5859:, cannot be applied to all the states in the theory, but rather only on the physical states (compare 4962: 3026: 553: 541: 159: 93: 3908:{\displaystyle \chi _{\mathcal {R}}(q)=\operatorname {Tr} _{\mathcal {R}}q^{L_{0}-{\frac {c}{24}}}.} 3802: 5852: 5823: 4894: 128: 23: 2917: 2680: 2268: 1951: 469: 444: 407: 6811: 6793: 6763: 6683: 6657: 6591: 6515: 6398: 6305: 6279: 6252: 6193: 6150: 6033: 5936: 3780: 113: 85: 4850: 2982: 1853:
form a basis of the Verma module. The Verma module is indecomposable, and for generic values of
2632: 6807: 6789: 6727: 6648: 6625: 6416: 6344: 6327: 6218: 6086: 5856: 684: 518: 361: 255: 2815:. This type of singular vectors can however only exist if the central charge is of the type 2353: 1830: 1523: 1322: 6755: 6675: 6617: 6599: 6575: 6507: 6469: 6459: 6433: 6388: 6361: 6297: 6244: 6185: 6142: 6103: 6043: 5899: 5883: 3784: 3144: 669: 661: 653: 645: 637: 625: 565: 505: 495: 337: 279: 154: 123: 6639: 6587: 5043: 4246: 3320: 3064: 1351: 1269: 6635: 6603: 6583: 6473: 5954: 4931: 3764: 2025: 1071: 753: 746: 732: 689: 577: 500: 330: 244: 184: 64: 2956: 2563: 2386: 1999: 1296: 6751: 6671: 6571: 6503: 6429: 6357: 6293: 6181: 6138: 6099: 5981:
The Witt algebra (the Virasoro algebra without the central extension) was discovered by
4392: 2903:{\displaystyle c=1-6{\frac {(p-q)^{2}}{pq}}\quad {\text{with}}\quad p,q\in \mathbb {Z} } 2795: 880: 5927:. Among W-algebras, the Virasoro algebra has the particularity of being a Lie algebra. 5895: 3760: 3367: 3347: 3150: 3058: 3040: 2612: 2592: 1931: 1603: 1246: 1145: 870: 760: 696: 386: 366: 303: 268: 189: 179: 164: 149: 103: 80: 6393: 6374: 5902:. There are further extensions of these algebras with more supersymmetry, such as the 4412:. This singular vector generates a submodule, which is isomorphic to the Verma module 6828: 6767: 6679: 6541: 6519: 6437: 6365: 6301: 6197: 6154: 5998: 5847: 5811: 830: 679: 601: 435: 308: 174: 6687: 6595: 6309: 6256: 6084:
M. A. Virasoro (1970). "Subsidiary conditions and ghosts in dual-resonance models".
3295:{\displaystyle A_{N}\prod _{1\leq r,s\leq N}{\big (}h-h_{r,s}(c){\big )}^{p(N-rs)},} 6058: 6002: 5815: 2792:. This singular vector is now a descendant of another singular vector at the level 1632: 1142:
of the Virasoro algebra is a representation generated by a primary state: a vector
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V. G. Kac, "Highest weight representations of infinite dimensional Lie algebras",
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Since the Virasoro algebra comprises the generators of the conformal group of the
6553: 6122: 6511: 5994: 3776: 3772: 846: 814: 802: 3731:{\displaystyle h=h_{r,s}(c)={\frac {{\big (}(m+1)r-ms{\big )}^{2}-1}{4m(m+1)}}} 6621: 5839: 701: 429: 5945:. In this sense, affine Lie algebras are extensions of the Virasoro algebra. 6107: 6063: 6053: 5918: 522: 6616:, Springer Monographs in Mathematics, London: Springer-Verlag London Ltd., 3388:(1978), and its first published proof was given by Feigin and Fuks (1984). 6168:
Uretsky, J. L. (1989). "Redundancy of conditions for a Virasoro algebra".
40: 5997:(1966, page 381) and independently rediscovered (in characteristic 0) by 5898:. Their theory is similar to that of the Virasoro algebra, now involving 5797:
have a nontrivial intersection, which is itself a complicated submodule.
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is not necessary. In particular, there is a singular vector at the level
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A Verma module is irreducible if and only if it has no singular vectors.
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is the largest possible highest weight representation. (The same letter
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and the norm of the primary state is one. The representation is called
401: 315: 1058:{\displaystyle =(m-n)L_{m+n}+{\frac {c}{12}}(m^{3}-m)\delta _{m+n,0}.} 6554:"Unitary representations of the Virasoro and super-Virasoro algebras" 6340:"Infinite conformal symmetry in two-dimensional quantum field theory" 3385: 2490:, and the corresponding reducible Verma module has a singular vector 6411: 6339: 1600:. Any state whose level is not zero is called a descendant state of 2589:
This condition for the existence of a singular vector at the level
6816: 6798: 6375:"On the Mills–Seligman axioms for Lie algebras of classical type" 1679:
of the Virasoro algebra and its eigenvalue in a representation.)
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is reducible due to the existence of a singular vector at level
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The cohomology of the Lie algebra of vector fields in a circle
2483:{\displaystyle h_{2,1}(c)=-{\frac {1}{2}}-{\frac {3}{4}}b^{2}} 1877:
is the quotient of the Verma module by its maximal submodule.
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More precisely, a highest weight representation is spanned by
6123:"A presentation for the Virasoro and super-Virasoro algebras" 1266:
A highest weight representation is spanned by eigenstates of
6792:(2010). "Lecture notes on Kac-Moody and Virasoro algebras". 6646:
A. Kent (1991). "Singular vectors of the Virasoro algebra".
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does not have other singular vectors, and its character is
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The irreducible highest weight representation with values
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This expression is an infinite sum because the submodules
5985:(1909). Its analogues over finite fields were studied by 1243:
is called the conformal dimension or conformal weight of
3767:(1984) showed that these conditions are necessary, and 5790:{\displaystyle {\mathcal {V}}_{c,h_{r,s}+(p-r)(p'-s)}} 1758:{\displaystyle L_{-n_{1}}L_{-n_{2}}\cdots L_{-n_{k}}v} 1451:{\displaystyle L_{-n_{1}}L_{-n_{2}}\cdots L_{-n_{k}}v} 5715: 5656: 5136: 5082: 5046: 5003: 4965: 4934: 4897: 4853: 4580: 4527: 4477: 4418: 4395: 4345: 4304: 4276: 4249: 3964: 3924: 3832: 3805: 3610: 3416: 3370: 3350: 3323: 3180: 3153: 3094: 3067: 3043: 3037:
A highest weight representation with a real value of
2985: 2959: 2920: 2824: 2798: 2731: 2683: 2635: 2615: 2595: 2566: 2496: 2415: 2389: 2356: 2319: 2271: 2060: 2028: 2002: 1954: 1934: 1897: 1833: 1820:{\displaystyle 0<n_{1}\leq n_{2}\leq \cdots n_{k}} 1771: 1688: 1640: 1606: 1552: 1526: 1513:{\displaystyle 0<n_{1}\leq n_{2}\leq \cdots n_{k}} 1464: 1381: 1354: 1345:
is called the level of the corresponding eigenstate.
1325: 1299: 1272: 1249: 1171: 1148: 1074: 931: 883: 472: 447: 410: 6452:
Annales Scientifiques de l'École Normale Supérieure
5789: 5701: 5639: 5118: 5064: 5032: 4989: 4951: 4920: 4883: 4836: 4563: 4513: 4463: 4404: 4381: 4331: 4290: 4255: 4232: 3947: 3907: 3815: 3730: 3586: 3376: 3356: 3336: 3294: 3159: 3128: 3080: 3049: 3013: 2971: 2938: 2902: 2807: 2784: 2717: 2669: 2621: 2601: 2578: 2552: 2482: 2401: 2375: 2342: 2305: 2254: 2043: 2014: 1988: 1940: 1920: 1845: 1819: 1757: 1663: 1612: 1592: 1538: 1512: 1450: 1367: 1337: 1311: 1285: 1255: 1228: 1154: 1088: 1057: 914: 480: 455: 418: 6724:Bombay lectures on highest weight representations 6380:Transactions of the American Mathematical Society 6121:Fairlie, D. B.; Nuyts, J.; Zachos, C. K. (1988). 2181: 2101: 3344:is a positive constant that does not depend on 6270:Rabin, J. M. (1995). "Super elliptic curves". 6213:P. Di Francesco, P. Mathieu, and D. Sénéchal, 2946:coprime, these are the central charges of the 1229:{\displaystyle L_{n>0}v=0,\quad L_{0}v=hv,} 6614:Representation theory of the Virasoro algebra 5949:Meromorphic vector fields on Riemann surfaces 5702:{\displaystyle {\mathcal {V}}_{c,h_{r,s}+rs}} 4464:{\displaystyle {\mathcal {V}}_{c,h_{r,s}+rs}} 3685: 3650: 3384:. The Kac determinant formula was stated by 3260: 3221: 782: 8: 6782:Rendiconti del Circolo Matematico di Palermo 6532:: CS1 maint: multiple names: authors list ( 1891:A sufficient condition for the Verma module 6552:P. Goddard, A. Kent & D. Olive (1986). 5826:approach to two-dimensional CFT relies on 5822:is the Virasoro algebra. Technically, the 5818:. It follows that the symmetry algebra of 5119:{\displaystyle {\mathcal {V}}_{c,h_{r,s}}} 4564:{\displaystyle {\mathcal {V}}_{c,h_{r,s}}} 4514:{\displaystyle {\mathcal {V}}_{c,h_{r,s}}} 4382:{\displaystyle {\mathcal {V}}_{c,h_{r,s}}} 789: 775: 227: 53: 18: 6815: 6797: 6661: 6463: 6392: 6283: 5735: 5724: 5718: 5717: 5714: 5676: 5665: 5659: 5658: 5655: 5610: 5580: 5505: 5498: 5492: 5491: 5489: 5467: 5437: 5362: 5355: 5349: 5348: 5346: 5331: 5330: 5323: 5252: 5241: 5235: 5234: 5207: 5196: 5190: 5189: 5180: 5166: 5155: 5149: 5148: 5146: 5137: 5135: 5102: 5091: 5085: 5084: 5081: 5072:is in the Kac table of the corresponding 5045: 5002: 4964: 4933: 4896: 4864: 4852: 4815: 4804: 4798: 4797: 4795: 4779: 4738: 4727: 4721: 4720: 4718: 4695: 4684: 4678: 4677: 4675: 4643: 4632: 4626: 4625: 4619: 4605: 4594: 4588: 4587: 4585: 4579: 4547: 4536: 4530: 4529: 4526: 4497: 4486: 4480: 4479: 4476: 4438: 4427: 4421: 4420: 4417: 4394: 4365: 4354: 4348: 4347: 4344: 4323: 4319: 4318: 4303: 4284: 4283: 4275: 4248: 4210: 4194: 4178: 4142: 4135: 4092: 4085: 4079: 4064: 4045: 4034: 4017: 4010: 4004: 3978: 3972: 3971: 3969: 3963: 3933: 3927: 3926: 3923: 3890: 3881: 3876: 3862: 3861: 3838: 3837: 3831: 3807: 3806: 3804: 3690: 3684: 3683: 3649: 3648: 3645: 3621: 3609: 3563: 3550: 3537: 3524: 3511: 3467: 3435: 3415: 3369: 3349: 3328: 3322: 3265: 3259: 3258: 3236: 3220: 3219: 3195: 3185: 3179: 3152: 3117: 3104: 3099: 3093: 3072: 3066: 3042: 2990: 2984: 2958: 2919: 2896: 2895: 2877: 2859: 2840: 2823: 2797: 2751: 2730: 2694: 2682: 2634: 2614: 2594: 2565: 2553:{\displaystyle (L_{-1}^{2}+b^{2}L_{-2})v} 2535: 2525: 2512: 2504: 2495: 2474: 2460: 2447: 2420: 2414: 2388: 2361: 2355: 2328: 2322: 2321: 2318: 2276: 2270: 2240: 2227: 2193: 2180: 2179: 2173: 2157: 2132: 2119: 2100: 2099: 2089: 2065: 2059: 2027: 2001: 1965: 1953: 1933: 1906: 1900: 1899: 1896: 1832: 1811: 1795: 1782: 1770: 1744: 1736: 1721: 1713: 1701: 1693: 1687: 1649: 1643: 1642: 1639: 1605: 1584: 1574: 1563: 1551: 1525: 1504: 1488: 1475: 1463: 1437: 1429: 1414: 1406: 1394: 1386: 1380: 1359: 1353: 1324: 1298: 1277: 1271: 1248: 1205: 1176: 1170: 1147: 1078: 1073: 1034: 1015: 998: 983: 952: 939: 930: 897: 882: 474: 473: 471: 449: 448: 446: 412: 411: 409: 5810:In two dimensions, the algebra of local 3823:of the Virasoro algebra is the function 16:Algebra describing 2D conformal symmetry 6714:Proc. Internat. Congress Mathematicians 6612:Iohara, Kenji; Koga, Yoshiyuki (2011), 6482:Verma modules over the Virasoro algebra 6076: 4332:{\displaystyle r,s\in \mathbb {N} ^{*}} 3129:{\displaystyle L_{n}^{\dagger }=L_{-n}} 1928:to have a singular vector at the level 345: 111: 21: 6559:Communications in Mathematical Physics 6525: 6170:Communications in Mathematical Physics 6127:Communications in Mathematical Physics 5961:Vertex algebras and conformal algebras 5925:two-dimensional conformal field theory 5820:two-dimensional conformal field theory 1593:{\displaystyle N=\sum _{i=1}^{k}n_{i}} 827:two-dimensional conformal field theory 347:Classification of finite simple groups 6209: 6207: 7: 5890:of the Virasoro algebra, called the 4521:by this submodule is irreducible if 3948:{\displaystyle {\mathcal {V}}_{c,h}} 3791:) to show that they are sufficient. 2343:{\displaystyle {\mathcal {V}}_{c,0}} 1921:{\displaystyle {\mathcal {V}}_{c,h}} 1664:{\displaystyle {\mathcal {V}}_{c,h}} 6785:, Serie II, Numero 14 (1987) 25-42. 3061:such that the Hermitian adjoint of 6410:R. C. Brower; C. B. Thorn (1971). 4046: 3918:The character of the Verma module 3799:The character of a representation 3399:is unitary if and only if either 1102:derivation of the Virasoro algebra 14: 6394:10.1090/S0002-9947-1966-0188356-3 4291:{\displaystyle c\in \mathbb {C} } 2785:{\displaystyle h+rs=h_{r',s'}(c)} 2313:, and the reducible Verma module 1111:in terms of two generators (e.g. 5033:{\displaystyle 1\leq s\leq p'-1} 1623:For any pair of complex numbers 1293:. The eigenvalues take the form 39: 6272:Journal of Geometry and Physics 4990:{\displaystyle 1\leq r\leq p-1} 2882: 2876: 2198: 2192: 1200: 5965:The Virasoro algebra also has 5782: 5765: 5762: 5750: 5607: 5589: 5577: 5533: 5464: 5446: 5434: 5390: 5304: 5299: 5282: 5279: 5267: 5185: 5059: 5047: 4788: 4766: 4122: 4116: 4070: 4051: 3998: 3992: 3851: 3845: 3816:{\displaystyle {\mathcal {R}}} 3722: 3710: 3667: 3655: 3639: 3633: 3456: 3444: 3284: 3269: 3254: 3248: 3008: 3002: 2856: 2843: 2779: 2773: 2712: 2706: 2544: 2497: 2438: 2432: 2294: 2288: 2237: 2214: 2170: 2141: 2129: 2106: 2083: 2077: 1983: 1977: 1134:Highest weight representations 1027: 1008: 976: 964: 958: 932: 903: 884: 708:Infinite dimensional Lie group 1: 5814:is made of two copies of the 4921:{\displaystyle 2\leq p<p'} 1675:is used for both the element 1140:highest weight representation 6680:10.1016/0370-2693(91)90553-3 6438:10.1016/0550-3213(71)90452-4 6366:10.1016/0550-3213(84)90052-X 6302:10.1016/0393-0440(94)00012-S 3033:Hermitian form and unitarity 2939:{\displaystyle p>q\geq 2} 2718:{\displaystyle h=h_{r,s}(c)} 2306:{\displaystyle h_{1,1}(c)=0} 1989:{\displaystyle h=h_{r,s}(c)} 481:{\displaystyle \mathbb {Z} } 456:{\displaystyle \mathbb {Z} } 419:{\displaystyle \mathbb {Z} } 6702:Encyclopedia of Mathematics 6512:10.1103/PhysRevLett.52.1575 6480:B. L. Feigin, D. B. Fuchs, 1996:for some positive integers 1107:The Virasoro algebra has a 877:. These generators satisfy 809:(named after the physicist 206:List of group theory topics 6861: 5934: 5916: 5907:= 2 superconformal algebra 5875: 4884:{\displaystyle c=c_{p,p'}} 3014:{\displaystyle h_{r,s}(c)} 6622:10.1007/978-0-85729-160-8 5888: = 1 extensions 5828:Virasoro conformal blocks 5812:conformal transformations 2670:{\displaystyle N=rs+r's'} 1375:-eigenstates of the type 6772:& correction: ibid. 6722:V. G. Kac, A. K. Raina, 3147:of a basis of the level 324:Elementary abelian group 201:Glossary of group theory 6491:Physical Review Letters 6336:Alexander Zamolodchikov 6108:10.1103/PhysRevD.1.2933 5872:Super Virasoro algebras 5861:Gupta–Bleuler formalism 3169:Kac determinant formula 2376:{\displaystyle L_{-1}v} 1846:{\displaystyle k\geq 0} 1539:{\displaystyle k\geq 0} 1338:{\displaystyle N\geq 0} 825:. It is widely used in 6835:Conformal field theory 6215:Conformal Field Theory 6049:Super Virasoro algebra 6024:Conformal field theory 5878:Super Virasoro algebra 5806:Conformal field theory 5791: 5703: 5641: 5120: 5066: 5034: 4991: 4953: 4922: 4885: 4838: 4565: 4515: 4465: 4406: 4383: 4333: 4292: 4257: 4234: 4050: 3949: 3909: 3817: 3732: 3601:is one of the values 3588: 3378: 3358: 3338: 3296: 3161: 3130: 3082: 3051: 3015: 2973: 2940: 2904: 2809: 2786: 2719: 2671: 2623: 2603: 2580: 2554: 2484: 2403: 2377: 2350:has a singular vector 2344: 2307: 2256: 2045: 2016: 1990: 1942: 1922: 1847: 1821: 1759: 1665: 1614: 1594: 1579: 1540: 1514: 1452: 1369: 1339: 1313: 1287: 1257: 1230: 1156: 1090: 1059: 916: 740:Linear algebraic group 482: 457: 420: 6726:, World Sci. (1987) 6039:Lie conformal algebra 6029:Goddard–Thorn theorem 6011:dual resonance models 5943:Sugawara construction 5892:Neveu–Schwarz algebra 5792: 5704: 5642: 5121: 5067: 5065:{\displaystyle (r,s)} 5035: 4992: 4954: 4923: 4886: 4839: 4566: 4516: 4466: 4407: 4384: 4334: 4293: 4265:Dedekind eta function 4258: 4256:{\displaystyle \eta } 4235: 4030: 3950: 3910: 3818: 3733: 3589: 3379: 3359: 3339: 3337:{\displaystyle A_{N}} 3297: 3162: 3131: 3083: 3081:{\displaystyle L_{n}} 3052: 3016: 2974: 2941: 2905: 2810: 2787: 2720: 2672: 2624: 2604: 2581: 2555: 2485: 2404: 2378: 2345: 2308: 2257: 2046: 2017: 1991: 1943: 1923: 1848: 1822: 1760: 1666: 1615: 1595: 1559: 1541: 1515: 1453: 1370: 1368:{\displaystyle L_{0}} 1340: 1314: 1288: 1286:{\displaystyle L_{0}} 1258: 1231: 1157: 1129:Representation theory 1125:) and six relations. 1091: 1060: 917: 811:Miguel Ángel Virasoro 483: 458: 421: 6845:Mathematical physics 6695:Victor Kac (2001) , 6373:R. E. Block (1966). 5713: 5654: 5134: 5080: 5076:). The Verma module 5044: 5001: 4963: 4952:{\displaystyle p,p'} 4932: 4895: 4851: 4578: 4525: 4475: 4416: 4393: 4343: 4302: 4274: 4247: 3962: 3922: 3830: 3803: 3608: 3414: 3407: ≥ 0, or 3368: 3348: 3321: 3178: 3151: 3092: 3065: 3041: 3027:random cluster model 2983: 2957: 2918: 2822: 2796: 2729: 2681: 2633: 2613: 2593: 2564: 2494: 2413: 2387: 2354: 2317: 2269: 2058: 2044:{\displaystyle N=rs} 2026: 2000: 1952: 1932: 1895: 1831: 1769: 1686: 1638: 1604: 1550: 1524: 1462: 1379: 1352: 1323: 1319:, where the integer 1297: 1270: 1247: 1169: 1146: 1089:{\displaystyle 1/12} 1072: 929: 881: 470: 445: 408: 6752:1986LMaPh..11..225D 6672:1991PhLB..273...56K 6572:1986CMaPh.103..105G 6504:1984PhRvL..52.1575F 6430:1971NuPhB..31..163B 6358:1984NuPhB.241..333B 6294:1995JGP....15..252R 6182:1989CMaPh.122..171U 6139:1988CMaPh.117..595F 6100:1970PhRvD...1.2933V 5971:conformal algebraic 5931:Affine Lie algebras 5853:Virasoro constraint 5824:conformal bootstrap 4339:, the Verma module 3749: − 1 and 3403: ≥ 1 and 3305:where the function 3109: 2972:{\displaystyle r,s} 2579:{\displaystyle N=2} 2517: 2402:{\displaystyle N=1} 2015:{\displaystyle r,s} 1546:, whose levels are 1312:{\displaystyle h+N} 114:Group homomorphisms 24:Algebraic structure 6760:10.1007/bf00400220 6716:(Helsinki, 1978), 6697:"Virasoro algebra" 6580:10.1007/BF01464283 6465:10.24033/asens.603 6446:E. Cartan (1909). 6332:Alexander Polyakov 6249:10.1007/BF01078026 6237:Funkts. Anal. Appl 6190:10.1007/BF01221412 6147:10.1007/BF01218387 6034:Heisenberg algebra 6007:Virasoro operators 5937:affine Lie algebra 5787: 5699: 5637: 5635: 5336: 5116: 5062: 5030: 4987: 4949: 4918: 4881: 4834: 4561: 4511: 4471:. The quotient of 4461: 4405:{\displaystyle rs} 4402: 4379: 4329: 4288: 4253: 4230: 3945: 3905: 3813: 3789:Kac–Moody algebras 3781:coset construction 3763:, Zongan Qiu, and 3728: 3584: 3374: 3354: 3334: 3315:partition function 3292: 3218: 3157: 3126: 3095: 3078: 3047: 3011: 2969: 2936: 2900: 2808:{\displaystyle rs} 2805: 2782: 2715: 2667: 2619: 2599: 2576: 2550: 2500: 2480: 2399: 2373: 2340: 2303: 2252: 2041: 2012: 1986: 1938: 1918: 1843: 1817: 1755: 1661: 1610: 1590: 1536: 1510: 1448: 1365: 1335: 1309: 1283: 1253: 1226: 1152: 1086: 1055: 915:{\displaystyle =0} 912: 590:Special orthogonal 478: 453: 416: 297:Lagrange's theorem 6808:Antony Wassermann 6790:Antony Wassermann 6649:Physics Letters B 6631:978-0-85729-159-2 6544:, D. B. Fuchs, 6498:(18): 1575–1578. 6417:Nuclear Physics B 6345:Nuclear Physics B 6328:Alexander Belavin 6094:(10): 2933–2936. 6087:Physical Review D 6009:) while studying 5900:Grassmann numbers 5526: 5383: 5319: 4150: 4126: 4108: 4074: 4025: 3898: 3726: 3571: 3558: 3545: 3532: 3519: 3460: 3377:{\displaystyle c} 3357:{\displaystyle h} 3191: 3160:{\displaystyle N} 3050:{\displaystyle c} 2880: 2874: 2622:{\displaystyle N} 2602:{\displaystyle N} 2468: 2455: 2248: 2196: 2188: 2097: 1941:{\displaystyle N} 1613:{\displaystyle v} 1256:{\displaystyle v} 1239:where the number 1155:{\displaystyle v} 1006: 819:central extension 799: 798: 374: 373: 256:Alternating group 213: 212: 6852: 6821: 6819: 6803: 6801: 6771: 6740:Lett. Math. Phys 6709: 6691: 6665: 6642: 6607: 6537: 6531: 6523: 6477: 6467: 6441: 6406: 6396: 6369: 6314: 6313: 6287: 6267: 6261: 6260: 6232: 6226: 6211: 6202: 6201: 6165: 6159: 6158: 6118: 6112: 6111: 6081: 6044:Pohlmeyer charge 5967:vertex algebraic 5796: 5794: 5793: 5788: 5786: 5785: 5775: 5746: 5745: 5723: 5722: 5708: 5706: 5705: 5700: 5698: 5697: 5687: 5686: 5664: 5663: 5646: 5644: 5643: 5638: 5636: 5629: 5625: 5624: 5623: 5622: 5621: 5620: 5616: 5615: 5614: 5605: 5585: 5584: 5575: 5543: 5527: 5525: 5524: 5506: 5497: 5496: 5481: 5480: 5479: 5478: 5477: 5473: 5472: 5471: 5462: 5442: 5441: 5432: 5400: 5384: 5382: 5381: 5363: 5354: 5353: 5335: 5334: 5312: 5308: 5307: 5303: 5302: 5292: 5263: 5262: 5240: 5239: 5229: 5228: 5218: 5217: 5195: 5194: 5184: 5179: 5178: 5177: 5176: 5154: 5153: 5140: 5125: 5123: 5122: 5117: 5115: 5114: 5113: 5112: 5090: 5089: 5071: 5069: 5068: 5063: 5039: 5037: 5036: 5031: 5023: 4996: 4994: 4993: 4988: 4958: 4956: 4955: 4950: 4948: 4927: 4925: 4924: 4919: 4917: 4890: 4888: 4887: 4882: 4880: 4879: 4878: 4843: 4841: 4840: 4835: 4830: 4829: 4828: 4827: 4826: 4825: 4803: 4802: 4787: 4786: 4762: 4761: 4760: 4759: 4749: 4748: 4726: 4725: 4710: 4709: 4708: 4707: 4706: 4705: 4683: 4682: 4667: 4666: 4665: 4664: 4654: 4653: 4631: 4630: 4623: 4618: 4617: 4616: 4615: 4593: 4592: 4570: 4568: 4567: 4562: 4560: 4559: 4558: 4557: 4535: 4534: 4520: 4518: 4517: 4512: 4510: 4509: 4508: 4507: 4485: 4484: 4470: 4468: 4467: 4462: 4460: 4459: 4449: 4448: 4426: 4425: 4411: 4409: 4408: 4403: 4388: 4386: 4385: 4380: 4378: 4377: 4376: 4375: 4353: 4352: 4338: 4336: 4335: 4330: 4328: 4327: 4322: 4297: 4295: 4294: 4289: 4287: 4262: 4260: 4259: 4254: 4239: 4237: 4236: 4231: 4226: 4222: 4215: 4214: 4199: 4198: 4183: 4182: 4153: 4152: 4151: 4143: 4127: 4125: 4111: 4110: 4109: 4104: 4093: 4080: 4075: 4073: 4069: 4068: 4049: 4044: 4028: 4027: 4026: 4018: 4005: 3991: 3990: 3989: 3988: 3977: 3976: 3954: 3952: 3951: 3946: 3944: 3943: 3932: 3931: 3914: 3912: 3911: 3906: 3901: 3900: 3899: 3891: 3886: 3885: 3868: 3867: 3866: 3844: 3843: 3842: 3822: 3820: 3819: 3814: 3812: 3811: 3785:GKO construction 3779:(1986) used the 3753:= 1, 2, 3, ..., 3745:= 1, 2, 3, ..., 3737: 3735: 3734: 3729: 3727: 3725: 3702: 3695: 3694: 3689: 3688: 3654: 3653: 3646: 3632: 3631: 3593: 3591: 3590: 3585: 3583: 3579: 3572: 3564: 3559: 3551: 3546: 3538: 3533: 3525: 3520: 3512: 3496: 3495: 3466: 3462: 3461: 3459: 3436: 3406: 3402: 3398: 3394: 3383: 3381: 3380: 3375: 3363: 3361: 3360: 3355: 3343: 3341: 3340: 3335: 3333: 3332: 3301: 3299: 3298: 3293: 3288: 3287: 3264: 3263: 3247: 3246: 3225: 3224: 3217: 3190: 3189: 3167:is given by the 3166: 3164: 3163: 3158: 3145:Gram determinant 3135: 3133: 3132: 3127: 3125: 3124: 3108: 3103: 3087: 3085: 3084: 3079: 3077: 3076: 3056: 3054: 3053: 3048: 3020: 3018: 3017: 3012: 3001: 3000: 2978: 2976: 2975: 2970: 2945: 2943: 2942: 2937: 2909: 2907: 2906: 2901: 2899: 2881: 2878: 2875: 2873: 2865: 2864: 2863: 2841: 2814: 2812: 2811: 2806: 2791: 2789: 2788: 2783: 2772: 2771: 2770: 2759: 2724: 2722: 2721: 2716: 2705: 2704: 2676: 2674: 2673: 2668: 2666: 2658: 2628: 2626: 2625: 2620: 2608: 2606: 2605: 2600: 2585: 2583: 2582: 2577: 2559: 2557: 2556: 2551: 2543: 2542: 2530: 2529: 2516: 2511: 2489: 2487: 2486: 2481: 2479: 2478: 2469: 2461: 2456: 2448: 2431: 2430: 2408: 2406: 2405: 2400: 2382: 2380: 2379: 2374: 2369: 2368: 2349: 2347: 2346: 2341: 2339: 2338: 2327: 2326: 2312: 2310: 2309: 2304: 2287: 2286: 2261: 2259: 2258: 2253: 2246: 2245: 2244: 2235: 2234: 2197: 2194: 2186: 2185: 2184: 2178: 2177: 2165: 2164: 2137: 2136: 2127: 2126: 2105: 2104: 2098: 2090: 2076: 2075: 2050: 2048: 2047: 2042: 2021: 2019: 2018: 2013: 1995: 1993: 1992: 1987: 1976: 1975: 1947: 1945: 1944: 1939: 1927: 1925: 1924: 1919: 1917: 1916: 1905: 1904: 1884:Singular vectors 1876: 1872: 1868: 1864: 1860: 1856: 1852: 1850: 1849: 1844: 1826: 1824: 1823: 1818: 1816: 1815: 1800: 1799: 1787: 1786: 1764: 1762: 1761: 1756: 1751: 1750: 1749: 1748: 1728: 1727: 1726: 1725: 1708: 1707: 1706: 1705: 1678: 1674: 1670: 1668: 1667: 1662: 1660: 1659: 1648: 1647: 1630: 1626: 1619: 1617: 1616: 1611: 1599: 1597: 1596: 1591: 1589: 1588: 1578: 1573: 1545: 1543: 1542: 1537: 1519: 1517: 1516: 1511: 1509: 1508: 1493: 1492: 1480: 1479: 1457: 1455: 1454: 1449: 1444: 1443: 1442: 1441: 1421: 1420: 1419: 1418: 1401: 1400: 1399: 1398: 1374: 1372: 1371: 1366: 1364: 1363: 1344: 1342: 1341: 1336: 1318: 1316: 1315: 1310: 1292: 1290: 1289: 1284: 1282: 1281: 1262: 1260: 1259: 1254: 1242: 1235: 1233: 1232: 1227: 1210: 1209: 1187: 1186: 1161: 1159: 1158: 1153: 1121: 1114: 1095: 1093: 1092: 1087: 1082: 1064: 1062: 1061: 1056: 1051: 1050: 1020: 1019: 1007: 999: 994: 993: 957: 956: 944: 943: 921: 919: 918: 913: 902: 901: 876: 867: 860: 843:Virasoro algebra 807:Virasoro algebra 791: 784: 777: 733:Algebraic groups 506:Hyperbolic group 496:Arithmetic group 487: 485: 484: 479: 477: 462: 460: 459: 454: 452: 425: 423: 422: 417: 415: 338:Schur multiplier 292:Cauchy's theorem 280:Quaternion group 228: 54: 43: 30: 19: 6860: 6859: 6855: 6854: 6853: 6851: 6850: 6849: 6825: 6824: 6806: 6788: 6737: 6694: 6645: 6632: 6611: 6551: 6524: 6487: 6445: 6409: 6372: 6326: 6323: 6318: 6317: 6269: 6268: 6264: 6234: 6233: 6229: 6212: 6205: 6167: 6166: 6162: 6120: 6119: 6115: 6083: 6082: 6078: 6073: 6068: 6019: 5979: 5963: 5955:Riemann surface 5951: 5939: 5933: 5921: 5915: 5884:supersymmetric 5880: 5874: 5869: 5867:Generalizations 5836: 5808: 5803: 5768: 5731: 5716: 5711: 5710: 5672: 5657: 5652: 5651: 5634: 5633: 5606: 5598: 5576: 5568: 5536: 5532: 5528: 5517: 5510: 5490: 5485: 5463: 5455: 5433: 5425: 5393: 5389: 5385: 5374: 5367: 5347: 5342: 5341: 5337: 5310: 5309: 5285: 5248: 5233: 5203: 5188: 5162: 5147: 5142: 5132: 5131: 5098: 5083: 5078: 5077: 5042: 5041: 5016: 4999: 4998: 4961: 4960: 4941: 4930: 4929: 4910: 4893: 4892: 4871: 4860: 4849: 4848: 4811: 4796: 4791: 4775: 4734: 4719: 4714: 4691: 4676: 4671: 4639: 4624: 4601: 4586: 4581: 4576: 4575: 4543: 4528: 4523: 4522: 4493: 4478: 4473: 4472: 4434: 4419: 4414: 4413: 4391: 4390: 4361: 4346: 4341: 4340: 4317: 4300: 4299: 4272: 4271: 4245: 4244: 4206: 4190: 4174: 4158: 4154: 4131: 4112: 4094: 4081: 4060: 4029: 4006: 3970: 3965: 3960: 3959: 3925: 3920: 3919: 3877: 3872: 3857: 3833: 3828: 3827: 3801: 3800: 3797: 3765:Stephen Shenker 3703: 3682: 3647: 3617: 3606: 3605: 3504: 3500: 3440: 3428: 3424: 3423: 3412: 3411: 3404: 3400: 3396: 3392: 3366: 3365: 3346: 3345: 3324: 3319: 3318: 3257: 3232: 3181: 3176: 3175: 3149: 3148: 3113: 3090: 3089: 3068: 3063: 3062: 3039: 3038: 3035: 2986: 2981: 2980: 2979:that appear in 2955: 2954: 2916: 2915: 2866: 2855: 2842: 2820: 2819: 2794: 2793: 2763: 2752: 2747: 2727: 2726: 2690: 2679: 2678: 2659: 2651: 2631: 2630: 2611: 2610: 2591: 2590: 2562: 2561: 2531: 2521: 2492: 2491: 2470: 2416: 2411: 2410: 2385: 2384: 2357: 2352: 2351: 2320: 2315: 2314: 2272: 2267: 2266: 2265:In particular, 2236: 2223: 2169: 2153: 2128: 2115: 2061: 2056: 2055: 2024: 2023: 1998: 1997: 1961: 1950: 1949: 1930: 1929: 1898: 1893: 1892: 1886: 1874: 1870: 1866: 1862: 1858: 1854: 1829: 1828: 1807: 1791: 1778: 1767: 1766: 1740: 1732: 1717: 1709: 1697: 1689: 1684: 1683: 1676: 1672: 1641: 1636: 1635: 1628: 1624: 1602: 1601: 1580: 1548: 1547: 1522: 1521: 1500: 1484: 1471: 1460: 1459: 1433: 1425: 1410: 1402: 1390: 1382: 1377: 1376: 1355: 1350: 1349: 1321: 1320: 1295: 1294: 1273: 1268: 1267: 1245: 1244: 1240: 1201: 1172: 1167: 1166: 1144: 1143: 1136: 1131: 1124: 1119: 1117: 1112: 1070: 1069: 1066: 1030: 1011: 979: 948: 935: 927: 926: 893: 879: 878: 874: 862: 858: 853: 839: 817:and the unique 813:) is a complex 795: 766: 765: 754:Abelian variety 747:Reductive group 735: 725: 724: 723: 722: 673: 665: 657: 649: 641: 614:Special unitary 525: 511: 510: 492: 491: 468: 467: 443: 442: 406: 405: 397: 396: 387:Discrete groups 376: 375: 331:Frobenius group 276: 263: 252: 245:Symmetric group 241: 225: 215: 214: 65:Normal subgroup 51: 31: 22: 17: 12: 11: 5: 6858: 6856: 6848: 6847: 6842: 6837: 6827: 6826: 6823: 6822: 6804: 6786: 6777: 6746:(3): 225–234. 6735: 6720: 6710: 6692: 6663:hep-th/9204097 6656:(1–2): 56–62. 6643: 6630: 6609: 6566:(1): 105–119. 6549: 6539: 6485: 6478: 6443: 6424:(1): 163–182. 6407: 6387:(2): 378–392. 6370: 6352:(2): 333–380. 6322: 6319: 6316: 6315: 6285:hep-th/9302105 6278:(3): 252–280. 6262: 6227: 6203: 6176:(1): 171–173. 6160: 6113: 6075: 6074: 6072: 6069: 6067: 6066: 6061: 6056: 6051: 6046: 6041: 6036: 6031: 6026: 6020: 6018: 6015: 5978: 5975: 5962: 5959: 5950: 5947: 5935:Main article: 5932: 5929: 5917:Main article: 5914: 5911: 5896:Ramond algebra 5882:There are two 5876:Main article: 5873: 5870: 5868: 5865: 5857:quantum theory 5835: 5832: 5807: 5804: 5802: 5799: 5784: 5781: 5778: 5774: 5771: 5767: 5764: 5761: 5758: 5755: 5752: 5749: 5744: 5741: 5738: 5734: 5730: 5727: 5721: 5696: 5693: 5690: 5685: 5682: 5679: 5675: 5671: 5668: 5662: 5648: 5647: 5632: 5628: 5619: 5613: 5609: 5604: 5601: 5597: 5594: 5591: 5588: 5583: 5579: 5574: 5571: 5567: 5564: 5561: 5558: 5555: 5552: 5549: 5546: 5542: 5539: 5535: 5531: 5523: 5520: 5516: 5513: 5509: 5504: 5501: 5495: 5488: 5484: 5476: 5470: 5466: 5461: 5458: 5454: 5451: 5448: 5445: 5440: 5436: 5431: 5428: 5424: 5421: 5418: 5415: 5412: 5409: 5406: 5403: 5399: 5396: 5392: 5388: 5380: 5377: 5373: 5370: 5366: 5361: 5358: 5352: 5345: 5340: 5333: 5329: 5326: 5322: 5318: 5315: 5313: 5311: 5306: 5301: 5298: 5295: 5291: 5288: 5284: 5281: 5278: 5275: 5272: 5269: 5266: 5261: 5258: 5255: 5251: 5247: 5244: 5238: 5232: 5227: 5224: 5221: 5216: 5213: 5210: 5206: 5202: 5199: 5193: 5187: 5183: 5175: 5172: 5169: 5165: 5161: 5158: 5152: 5145: 5141: 5139: 5111: 5108: 5105: 5101: 5097: 5094: 5088: 5061: 5058: 5055: 5052: 5049: 5029: 5026: 5022: 5019: 5015: 5012: 5009: 5006: 4986: 4983: 4980: 4977: 4974: 4971: 4968: 4947: 4944: 4940: 4937: 4916: 4913: 4909: 4906: 4903: 4900: 4877: 4874: 4870: 4867: 4863: 4859: 4856: 4845: 4844: 4833: 4824: 4821: 4818: 4814: 4810: 4807: 4801: 4794: 4790: 4785: 4782: 4778: 4774: 4771: 4768: 4765: 4758: 4755: 4752: 4747: 4744: 4741: 4737: 4733: 4730: 4724: 4717: 4713: 4704: 4701: 4698: 4694: 4690: 4687: 4681: 4674: 4670: 4663: 4660: 4657: 4652: 4649: 4646: 4642: 4638: 4635: 4629: 4622: 4614: 4611: 4608: 4604: 4600: 4597: 4591: 4584: 4556: 4553: 4550: 4546: 4542: 4539: 4533: 4506: 4503: 4500: 4496: 4492: 4489: 4483: 4458: 4455: 4452: 4447: 4444: 4441: 4437: 4433: 4430: 4424: 4401: 4398: 4374: 4371: 4368: 4364: 4360: 4357: 4351: 4326: 4321: 4316: 4313: 4310: 4307: 4286: 4282: 4279: 4252: 4241: 4240: 4229: 4225: 4221: 4218: 4213: 4209: 4205: 4202: 4197: 4193: 4189: 4186: 4181: 4177: 4173: 4170: 4167: 4164: 4161: 4157: 4149: 4146: 4141: 4138: 4134: 4130: 4124: 4121: 4118: 4115: 4107: 4103: 4100: 4097: 4091: 4088: 4084: 4078: 4072: 4067: 4063: 4059: 4056: 4053: 4048: 4043: 4040: 4037: 4033: 4024: 4021: 4016: 4013: 4009: 4003: 4000: 3997: 3994: 3987: 3984: 3981: 3975: 3968: 3942: 3939: 3936: 3930: 3916: 3915: 3904: 3897: 3894: 3889: 3884: 3880: 3875: 3871: 3865: 3860: 3856: 3853: 3850: 3847: 3841: 3836: 3810: 3796: 3793: 3761:Daniel Friedan 3739: 3738: 3724: 3721: 3718: 3715: 3712: 3709: 3706: 3701: 3698: 3693: 3687: 3681: 3678: 3675: 3672: 3669: 3666: 3663: 3660: 3657: 3652: 3644: 3641: 3638: 3635: 3630: 3627: 3624: 3620: 3616: 3613: 3595: 3594: 3582: 3578: 3575: 3570: 3567: 3562: 3557: 3554: 3549: 3544: 3541: 3536: 3531: 3528: 3523: 3518: 3515: 3510: 3507: 3503: 3499: 3494: 3491: 3488: 3485: 3482: 3479: 3476: 3473: 3470: 3465: 3458: 3455: 3452: 3449: 3446: 3443: 3439: 3434: 3431: 3427: 3422: 3419: 3373: 3353: 3331: 3327: 3303: 3302: 3291: 3286: 3283: 3280: 3277: 3274: 3271: 3268: 3262: 3256: 3253: 3250: 3245: 3242: 3239: 3235: 3231: 3228: 3223: 3216: 3213: 3210: 3207: 3204: 3201: 3198: 3194: 3188: 3184: 3156: 3123: 3120: 3116: 3112: 3107: 3102: 3098: 3075: 3071: 3059:Hermitian form 3046: 3034: 3031: 3010: 3007: 3004: 2999: 2996: 2993: 2989: 2968: 2965: 2962: 2948:minimal models 2935: 2932: 2929: 2926: 2923: 2912: 2911: 2898: 2894: 2891: 2888: 2885: 2872: 2869: 2862: 2858: 2854: 2851: 2848: 2845: 2839: 2836: 2833: 2830: 2827: 2804: 2801: 2781: 2778: 2775: 2769: 2766: 2762: 2758: 2755: 2750: 2746: 2743: 2740: 2737: 2734: 2714: 2711: 2708: 2703: 2700: 2697: 2693: 2689: 2686: 2665: 2662: 2657: 2654: 2650: 2647: 2644: 2641: 2638: 2618: 2598: 2575: 2572: 2569: 2549: 2546: 2541: 2538: 2534: 2528: 2524: 2520: 2515: 2510: 2507: 2503: 2499: 2477: 2473: 2467: 2464: 2459: 2454: 2451: 2446: 2443: 2440: 2437: 2434: 2429: 2426: 2423: 2419: 2398: 2395: 2392: 2372: 2367: 2364: 2360: 2337: 2334: 2331: 2325: 2302: 2299: 2296: 2293: 2290: 2285: 2282: 2279: 2275: 2263: 2262: 2251: 2243: 2239: 2233: 2230: 2226: 2222: 2219: 2216: 2213: 2210: 2207: 2204: 2201: 2191: 2183: 2176: 2172: 2168: 2163: 2160: 2156: 2152: 2149: 2146: 2143: 2140: 2135: 2131: 2125: 2122: 2118: 2114: 2111: 2108: 2103: 2096: 2093: 2088: 2085: 2082: 2079: 2074: 2071: 2068: 2064: 2040: 2037: 2034: 2031: 2011: 2008: 2005: 1985: 1982: 1979: 1974: 1971: 1968: 1964: 1960: 1957: 1937: 1915: 1912: 1909: 1903: 1885: 1882: 1842: 1839: 1836: 1814: 1810: 1806: 1803: 1798: 1794: 1790: 1785: 1781: 1777: 1774: 1754: 1747: 1743: 1739: 1735: 1731: 1724: 1720: 1716: 1712: 1704: 1700: 1696: 1692: 1658: 1655: 1652: 1646: 1609: 1587: 1583: 1577: 1572: 1569: 1566: 1562: 1558: 1555: 1535: 1532: 1529: 1507: 1503: 1499: 1496: 1491: 1487: 1483: 1478: 1474: 1470: 1467: 1447: 1440: 1436: 1432: 1428: 1424: 1417: 1413: 1409: 1405: 1397: 1393: 1389: 1385: 1362: 1358: 1334: 1331: 1328: 1308: 1305: 1302: 1280: 1276: 1252: 1237: 1236: 1225: 1222: 1219: 1216: 1213: 1208: 1204: 1199: 1196: 1193: 1190: 1185: 1182: 1179: 1175: 1151: 1135: 1132: 1130: 1127: 1122: 1115: 1085: 1081: 1077: 1068:The factor of 1054: 1049: 1046: 1043: 1040: 1037: 1033: 1029: 1026: 1023: 1018: 1014: 1010: 1005: 1002: 997: 992: 989: 986: 982: 978: 975: 972: 969: 966: 963: 960: 955: 951: 947: 942: 938: 934: 924: 911: 908: 905: 900: 896: 892: 889: 886: 871:central charge 856: 838: 835: 797: 796: 794: 793: 786: 779: 771: 768: 767: 764: 763: 761:Elliptic curve 757: 756: 750: 749: 743: 742: 736: 731: 730: 727: 726: 721: 720: 717: 714: 710: 706: 705: 704: 699: 697:Diffeomorphism 693: 692: 687: 682: 676: 675: 671: 667: 663: 659: 655: 651: 647: 643: 639: 634: 633: 622: 621: 610: 609: 598: 597: 586: 585: 574: 573: 562: 561: 554:Special linear 550: 549: 542:General linear 538: 537: 532: 526: 517: 516: 513: 512: 509: 508: 503: 498: 490: 489: 476: 464: 451: 438: 436:Modular groups 434: 433: 432: 427: 414: 398: 395: 394: 389: 383: 382: 381: 378: 377: 372: 371: 370: 369: 364: 359: 356: 350: 349: 343: 342: 341: 340: 334: 333: 327: 326: 321: 312: 311: 309:Hall's theorem 306: 304:Sylow theorems 300: 299: 294: 286: 285: 284: 283: 277: 272: 269:Dihedral group 265: 264: 259: 253: 248: 242: 237: 226: 221: 220: 217: 216: 211: 210: 209: 208: 203: 195: 194: 193: 192: 187: 182: 177: 172: 167: 162: 160:multiplicative 157: 152: 147: 142: 134: 133: 132: 131: 126: 118: 117: 109: 108: 107: 106: 104:Wreath product 101: 96: 91: 89:direct product 83: 81:Quotient group 75: 74: 73: 72: 67: 62: 52: 49: 48: 45: 44: 36: 35: 15: 13: 10: 9: 6: 4: 3: 2: 6857: 6846: 6843: 6841: 6838: 6836: 6833: 6832: 6830: 6818: 6813: 6809: 6805: 6800: 6795: 6791: 6787: 6784: 6783: 6778: 6775: 6769: 6765: 6761: 6757: 6753: 6749: 6745: 6741: 6736: 6733: 6732:9971-5-0395-6 6729: 6725: 6721: 6719: 6715: 6711: 6708: 6704: 6703: 6698: 6693: 6689: 6685: 6681: 6677: 6673: 6669: 6664: 6659: 6655: 6651: 6650: 6644: 6641: 6637: 6633: 6627: 6623: 6619: 6615: 6610: 6605: 6601: 6597: 6593: 6589: 6585: 6581: 6577: 6573: 6569: 6565: 6561: 6560: 6555: 6550: 6547: 6543: 6542:I.M. Gel'fand 6540: 6535: 6529: 6521: 6517: 6513: 6509: 6505: 6501: 6497: 6493: 6492: 6486: 6483: 6479: 6475: 6471: 6466: 6461: 6457: 6453: 6449: 6444: 6439: 6435: 6431: 6427: 6423: 6419: 6418: 6413: 6408: 6404: 6400: 6395: 6390: 6386: 6382: 6381: 6376: 6371: 6367: 6363: 6359: 6355: 6351: 6347: 6346: 6341: 6337: 6333: 6329: 6325: 6324: 6320: 6311: 6307: 6303: 6299: 6295: 6291: 6286: 6281: 6277: 6273: 6266: 6263: 6258: 6254: 6250: 6246: 6242: 6238: 6231: 6228: 6224: 6223:0-387-94785-X 6220: 6216: 6210: 6208: 6204: 6199: 6195: 6191: 6187: 6183: 6179: 6175: 6171: 6164: 6161: 6156: 6152: 6148: 6144: 6140: 6136: 6132: 6128: 6124: 6117: 6114: 6109: 6105: 6101: 6097: 6093: 6089: 6088: 6080: 6077: 6070: 6065: 6062: 6060: 6057: 6055: 6052: 6050: 6047: 6045: 6042: 6040: 6037: 6035: 6032: 6030: 6027: 6025: 6022: 6021: 6016: 6014: 6012: 6008: 6004: 6000: 5999:I. M. Gelfand 5996: 5992: 5988: 5984: 5976: 5974: 5972: 5968: 5960: 5958: 5956: 5948: 5946: 5944: 5938: 5930: 5928: 5926: 5920: 5912: 5910: 5908: 5906: 5901: 5897: 5893: 5889: 5887: 5879: 5871: 5866: 5864: 5862: 5858: 5855:, and in the 5854: 5849: 5848:string theory 5845: 5844:stress tensor 5841: 5834:String theory 5833: 5831: 5829: 5825: 5821: 5817: 5813: 5805: 5800: 5798: 5779: 5776: 5772: 5769: 5759: 5756: 5753: 5747: 5742: 5739: 5736: 5732: 5728: 5725: 5694: 5691: 5688: 5683: 5680: 5677: 5673: 5669: 5666: 5630: 5626: 5617: 5611: 5602: 5599: 5595: 5592: 5586: 5581: 5572: 5569: 5565: 5562: 5559: 5556: 5553: 5550: 5547: 5544: 5540: 5537: 5529: 5521: 5518: 5514: 5511: 5507: 5502: 5499: 5486: 5482: 5474: 5468: 5459: 5456: 5452: 5449: 5443: 5438: 5429: 5426: 5422: 5419: 5416: 5413: 5410: 5407: 5404: 5401: 5397: 5394: 5386: 5378: 5375: 5371: 5368: 5364: 5359: 5356: 5343: 5338: 5327: 5324: 5320: 5316: 5314: 5296: 5293: 5289: 5286: 5276: 5273: 5270: 5264: 5259: 5256: 5253: 5249: 5245: 5242: 5230: 5225: 5222: 5219: 5214: 5211: 5208: 5204: 5200: 5197: 5181: 5173: 5170: 5167: 5163: 5159: 5156: 5143: 5130: 5129: 5128: 5127:quotient is 5109: 5106: 5103: 5099: 5095: 5092: 5075: 5074:minimal model 5056: 5053: 5050: 5027: 5024: 5020: 5017: 5013: 5010: 5007: 5004: 4984: 4981: 4978: 4975: 4972: 4969: 4966: 4959:coprime, and 4945: 4942: 4938: 4935: 4914: 4911: 4907: 4904: 4901: 4898: 4875: 4872: 4868: 4865: 4861: 4857: 4854: 4831: 4822: 4819: 4816: 4812: 4808: 4805: 4792: 4783: 4780: 4776: 4772: 4769: 4763: 4756: 4753: 4750: 4745: 4742: 4739: 4735: 4731: 4728: 4715: 4711: 4702: 4699: 4696: 4692: 4688: 4685: 4672: 4668: 4661: 4658: 4655: 4650: 4647: 4644: 4640: 4636: 4633: 4620: 4612: 4609: 4606: 4602: 4598: 4595: 4582: 4574: 4573: 4572: 4554: 4551: 4548: 4544: 4540: 4537: 4504: 4501: 4498: 4494: 4490: 4487: 4456: 4453: 4450: 4445: 4442: 4439: 4435: 4431: 4428: 4399: 4396: 4372: 4369: 4366: 4362: 4358: 4355: 4324: 4314: 4311: 4308: 4305: 4280: 4277: 4268: 4266: 4250: 4227: 4223: 4219: 4216: 4211: 4207: 4203: 4200: 4195: 4191: 4187: 4184: 4179: 4175: 4171: 4168: 4165: 4162: 4159: 4155: 4147: 4144: 4139: 4136: 4132: 4128: 4119: 4113: 4105: 4101: 4098: 4095: 4089: 4086: 4082: 4076: 4065: 4061: 4057: 4054: 4041: 4038: 4035: 4031: 4022: 4019: 4014: 4011: 4007: 4001: 3995: 3985: 3982: 3979: 3966: 3958: 3957: 3956: 3940: 3937: 3934: 3902: 3895: 3892: 3887: 3882: 3878: 3873: 3869: 3858: 3854: 3848: 3834: 3826: 3825: 3824: 3794: 3792: 3790: 3786: 3782: 3778: 3774: 3770: 3769:Peter Goddard 3766: 3762: 3758: 3756: 3752: 3748: 3744: 3719: 3716: 3713: 3707: 3704: 3699: 3696: 3691: 3679: 3676: 3673: 3670: 3664: 3661: 3658: 3642: 3636: 3628: 3625: 3622: 3618: 3614: 3611: 3604: 3603: 3602: 3600: 3580: 3576: 3573: 3568: 3565: 3560: 3555: 3552: 3547: 3542: 3539: 3534: 3529: 3526: 3521: 3516: 3513: 3508: 3505: 3501: 3497: 3492: 3489: 3486: 3483: 3480: 3477: 3474: 3471: 3468: 3463: 3453: 3450: 3447: 3441: 3437: 3432: 3429: 3425: 3420: 3417: 3410: 3409: 3408: 3389: 3387: 3371: 3351: 3329: 3325: 3316: 3312: 3308: 3289: 3281: 3278: 3275: 3272: 3266: 3251: 3243: 3240: 3237: 3233: 3229: 3226: 3214: 3211: 3208: 3205: 3202: 3199: 3196: 3192: 3186: 3182: 3174: 3173: 3172: 3170: 3154: 3146: 3141: 3139: 3121: 3118: 3114: 3110: 3105: 3100: 3096: 3073: 3069: 3060: 3057:has a unique 3044: 3032: 3030: 3028: 3024: 3005: 2997: 2994: 2991: 2987: 2966: 2963: 2960: 2953:The integers 2951: 2949: 2933: 2930: 2927: 2924: 2921: 2892: 2889: 2886: 2883: 2870: 2867: 2860: 2852: 2849: 2846: 2837: 2834: 2831: 2828: 2825: 2818: 2817: 2816: 2802: 2799: 2776: 2767: 2764: 2760: 2756: 2753: 2748: 2744: 2741: 2738: 2735: 2732: 2709: 2701: 2698: 2695: 2691: 2687: 2684: 2663: 2660: 2655: 2652: 2648: 2645: 2642: 2639: 2636: 2616: 2596: 2587: 2573: 2570: 2567: 2560:at the level 2547: 2539: 2536: 2532: 2526: 2522: 2518: 2513: 2508: 2505: 2501: 2475: 2471: 2465: 2462: 2457: 2452: 2449: 2444: 2441: 2435: 2427: 2424: 2421: 2417: 2396: 2393: 2390: 2383:at the level 2370: 2365: 2362: 2358: 2335: 2332: 2329: 2300: 2297: 2291: 2283: 2280: 2277: 2273: 2249: 2241: 2231: 2228: 2224: 2220: 2217: 2211: 2208: 2205: 2202: 2199: 2189: 2174: 2166: 2161: 2158: 2154: 2150: 2147: 2144: 2138: 2133: 2123: 2120: 2116: 2112: 2109: 2094: 2091: 2086: 2080: 2072: 2069: 2066: 2062: 2054: 2053: 2052: 2038: 2035: 2032: 2029: 2009: 2006: 2003: 1980: 1972: 1969: 1966: 1962: 1958: 1955: 1935: 1913: 1910: 1907: 1889: 1883: 1881: 1878: 1840: 1837: 1834: 1812: 1808: 1804: 1801: 1796: 1792: 1788: 1783: 1779: 1775: 1772: 1752: 1745: 1741: 1737: 1733: 1729: 1722: 1718: 1714: 1710: 1702: 1698: 1694: 1690: 1680: 1656: 1653: 1650: 1634: 1621: 1607: 1585: 1581: 1575: 1570: 1567: 1564: 1560: 1556: 1553: 1533: 1530: 1527: 1505: 1501: 1497: 1494: 1489: 1485: 1481: 1476: 1472: 1468: 1465: 1445: 1438: 1434: 1430: 1426: 1422: 1415: 1411: 1407: 1403: 1395: 1391: 1387: 1383: 1360: 1356: 1346: 1332: 1329: 1326: 1306: 1303: 1300: 1278: 1274: 1264: 1250: 1223: 1220: 1217: 1214: 1211: 1206: 1202: 1197: 1194: 1191: 1188: 1183: 1180: 1177: 1173: 1165: 1164: 1163: 1149: 1141: 1133: 1128: 1126: 1110: 1105: 1103: 1099: 1083: 1079: 1075: 1065: 1052: 1047: 1044: 1041: 1038: 1035: 1031: 1024: 1021: 1016: 1012: 1003: 1000: 995: 990: 987: 984: 980: 973: 970: 967: 961: 953: 949: 945: 940: 936: 923: 909: 906: 898: 894: 890: 887: 873: 872: 865: 859: 852: 848: 844: 836: 834: 832: 831:string theory 828: 824: 820: 816: 812: 808: 804: 792: 787: 785: 780: 778: 773: 772: 770: 769: 762: 759: 758: 755: 752: 751: 748: 745: 744: 741: 738: 737: 734: 729: 728: 718: 715: 712: 711: 709: 703: 700: 698: 695: 694: 691: 688: 686: 683: 681: 678: 677: 674: 668: 666: 660: 658: 652: 650: 644: 642: 636: 635: 631: 627: 624: 623: 619: 615: 612: 611: 607: 603: 600: 599: 595: 591: 588: 587: 583: 579: 576: 575: 571: 567: 564: 563: 559: 555: 552: 551: 547: 543: 540: 539: 536: 533: 531: 528: 527: 524: 520: 515: 514: 507: 504: 502: 499: 497: 494: 493: 465: 440: 439: 437: 431: 428: 403: 400: 399: 393: 390: 388: 385: 384: 380: 379: 368: 365: 363: 360: 357: 354: 353: 352: 351: 348: 344: 339: 336: 335: 332: 329: 328: 325: 322: 320: 318: 314: 313: 310: 307: 305: 302: 301: 298: 295: 293: 290: 289: 288: 287: 281: 278: 275: 270: 267: 266: 262: 257: 254: 251: 246: 243: 240: 235: 232: 231: 230: 229: 224: 223:Finite groups 219: 218: 207: 204: 202: 199: 198: 197: 196: 191: 188: 186: 183: 181: 178: 176: 173: 171: 168: 166: 163: 161: 158: 156: 153: 151: 148: 146: 143: 141: 138: 137: 136: 135: 130: 127: 125: 122: 121: 120: 119: 116: 115: 110: 105: 102: 100: 97: 95: 92: 90: 87: 84: 82: 79: 78: 77: 76: 71: 68: 66: 63: 61: 58: 57: 56: 55: 50:Basic notions 47: 46: 42: 38: 37: 34: 29: 25: 20: 6840:Lie algebras 6780: 6773: 6743: 6739: 6723: 6713: 6700: 6653: 6647: 6613: 6563: 6557: 6545: 6528:cite journal 6495: 6489: 6481: 6455: 6451: 6421: 6415: 6384: 6378: 6349: 6343: 6275: 6271: 6265: 6243:(2): 46–63. 6240: 6236: 6230: 6214: 6173: 6169: 6163: 6130: 6126: 6116: 6091: 6085: 6079: 6059:Witt algebra 6006: 6003:Dmitry Fuchs 5990: 5980: 5964: 5952: 5940: 5922: 5904: 5885: 5881: 5837: 5816:Witt algebra 5809: 5801:Applications 5649: 4846: 4269: 4242: 3917: 3798: 3759: 3754: 3750: 3746: 3742: 3740: 3598: 3596: 3390: 3310: 3306: 3304: 3168: 3142: 3137: 3036: 3022: 2952: 2913: 2588: 2264: 1890: 1887: 1879: 1681: 1633:Verma module 1622: 1347: 1265: 1238: 1137: 1109:presentation 1106: 1098:Witt algebra 1067: 925: 869: 863: 854: 850: 842: 840: 823:Witt algebra 806: 800: 629: 617: 605: 593: 581: 569: 557: 545: 316: 273: 260: 249: 238: 234:Cyclic group 112: 99:Free product 70:Group action 33:Group theory 28:Group theory 27: 6776:(1987) 260. 5995:R. E. Block 5993:> 0) by 3777:David Olive 3773:Adrian Kent 3023:Kac indices 3021:are called 1682:The states 1162:such that 815:Lie algebra 803:mathematics 519:Topological 358:alternating 6829:Categories 6718:pp.299-304 6604:0588.17014 6474:40.0193.02 6458:: 93–161. 6321:References 6133:(4): 595. 5913:W-algebras 5840:worldsheet 3795:Characters 2022:such that 851:generators 837:Definition 626:Symplectic 566:Orthogonal 523:Lie groups 430:Free group 155:continuous 94:Direct sum 6817:1012.6003 6799:1004.1287 6768:122201087 6707:EMS Press 6520:122320349 6198:119887710 6155:119811901 6064:WZW model 6054:W-algebra 5983:É. Cartan 5919:W-algebra 5777:− 5757:− 5596:− 5587:− 5487:χ 5483:− 5453:− 5444:− 5405:− 5344:χ 5328:∈ 5321:∑ 5294:− 5274:− 5144:χ 5025:− 5014:≤ 5008:≤ 4982:− 4976:≤ 4970:≤ 4902:≤ 4793:χ 4773:− 4716:χ 4712:− 4673:χ 4583:χ 4325:∗ 4315:∈ 4281:∈ 4251:η 4220:⋯ 4140:− 4114:η 4099:− 4090:− 4058:− 4047:∞ 4032:∏ 4015:− 3967:χ 3888:− 3870:⁡ 3835:χ 3697:− 3674:− 3577:… 3493:… 3433:− 3421:∈ 3313:) is the 3276:− 3230:− 3212:≤ 3200:≤ 3193:∏ 3119:− 3106:† 2931:≥ 2893:∈ 2850:− 2835:− 2537:− 2506:− 2458:− 2445:− 2363:− 2229:− 2159:− 2139:− 2121:− 1838:≥ 1805:⋯ 1802:≤ 1789:≤ 1738:− 1730:⋯ 1715:− 1695:− 1561:∑ 1531:≥ 1498:⋯ 1495:≤ 1482:≤ 1431:− 1423:⋯ 1408:− 1388:− 1330:≥ 1032:δ 1022:− 971:− 690:Conformal 578:Euclidean 185:nilpotent 6688:15105921 6596:91181508 6338:(1984). 6310:10921054 6257:55989582 6217:, 1997, 6017:See also 5894:and the 5773:′ 5603:′ 5573:′ 5541:′ 5522:′ 5460:′ 5430:′ 5398:′ 5379:′ 5290:′ 5040:. (Then 5021:′ 4946:′ 4915:′ 4876:′ 4298:and for 4270:For any 2768:′ 2757:′ 2664:′ 2656:′ 868:and the 685:Poincaré 530:Solenoid 402:Integers 392:Lattices 367:sporadic 362:Lie type 190:solvable 180:dihedral 165:additive 150:infinite 60:Subgroup 6748:Bibcode 6668:Bibcode 6640:2744610 6588:0826859 6568:Bibcode 6500:Bibcode 6426:Bibcode 6403:1994485 6354:Bibcode 6290:Bibcode 6178:Bibcode 6135:Bibcode 6096:Bibcode 5987:E. Witt 5977:History 5851:as the 4263:is the 3138:unitary 2409:. Then 2051:, with 847:spanned 829:and in 821:of the 680:Lorentz 602:Unitary 501:Lattice 441:PSL(2, 175:abelian 86:(Semi-) 6766:  6730:  6686:  6638:  6628:  6602:  6594:  6586:  6518:  6472:  6401:  6308:  6255:  6221:  6196:  6153:  5842:, the 4243:where 3775:, and 3386:V. Kac 3317:, and 2247:  2187:  1631:, the 1100:, see 805:, the 535:Circle 466:SL(2, 355:cyclic 319:-group 170:cyclic 145:finite 140:simple 124:kernel 6812:arXiv 6794:arXiv 6764:S2CID 6684:S2CID 6658:arXiv 6592:S2CID 6516:S2CID 6399:JSTOR 6306:S2CID 6280:arXiv 6253:S2CID 6194:S2CID 6151:S2CID 6071:Notes 4891:with 2914:(For 2677:with 2195:where 1765:with 1458:with 922:and 719:Sp(∞) 716:SU(∞) 129:image 6728:ISBN 6626:ISBN 6534:link 6334:and 6219:ISBN 6001:and 5969:and 5709:and 4997:and 4928:and 4908:< 4847:Let 3955:is 3741:for 3597:and 3395:and 3143:The 2925:> 2879:with 2725:and 1873:and 1865:and 1857:and 1827:and 1776:< 1627:and 1520:and 1469:< 1181:> 1118:and 861:for 841:The 713:O(∞) 702:Loop 521:and 6756:doi 6676:doi 6654:273 6618:doi 6600:Zbl 6576:doi 6564:103 6508:doi 6470:JFM 6460:doi 6434:doi 6389:doi 6385:121 6362:doi 6350:241 6298:doi 6245:doi 6186:doi 6174:122 6143:doi 6131:117 6104:doi 5863:). 5846:in 3783:or 3364:or 3171:, 3088:is 2950:.) 2629:if 2586:. 1948:is 866:∈ ℤ 849:by 845:is 801:In 628:Sp( 616:SU( 592:SO( 556:SL( 544:GL( 6831:: 6774:13 6762:. 6754:. 6744:11 6742:. 6705:, 6699:, 6682:. 6674:. 6666:. 6652:. 6636:MR 6634:, 6624:, 6598:. 6590:. 6584:MR 6582:. 6574:. 6562:. 6556:. 6530:}} 6526:{{ 6514:. 6506:. 6496:52 6494:. 6468:. 6456:26 6454:. 6450:. 6432:. 6422:31 6420:. 6414:. 6397:. 6383:. 6377:. 6360:. 6348:. 6342:. 6330:, 6304:. 6296:. 6288:. 6276:15 6274:. 6251:. 6241:21 6239:. 6206:^ 6192:. 6184:. 6172:. 6149:. 6141:. 6129:. 6125:. 6102:. 6090:. 5909:. 4267:. 4148:24 4106:24 4023:24 3896:24 3859:Tr 3771:, 3757:. 3569:28 3566:25 3530:10 3029:. 1620:. 1263:. 1138:A 1123:−2 1104:. 1084:12 1004:12 833:. 604:U( 580:E( 568:O( 26:→ 6820:. 6814:: 6802:. 6796:: 6770:. 6758:: 6750:: 6734:. 6690:. 6678:: 6670:: 6660:: 6620:: 6608:. 6606:. 6578:: 6570:: 6538:. 6536:) 6522:. 6510:: 6502:: 6476:. 6462:: 6442:. 6440:. 6436:: 6428:: 6405:. 6391:: 6368:. 6364:: 6356:: 6312:. 6300:: 6292:: 6282:: 6259:. 6247:: 6225:. 6200:. 6188:: 6180:: 6157:. 6145:: 6137:: 6110:. 6106:: 6098:: 6092:1 5991:p 5905:N 5886:N 5783:) 5780:s 5770:p 5766:( 5763:) 5760:r 5754:p 5751:( 5748:+ 5743:s 5740:, 5737:r 5733:h 5729:, 5726:c 5720:V 5695:s 5692:r 5689:+ 5684:s 5681:, 5678:r 5674:h 5670:, 5667:c 5661:V 5631:. 5627:) 5618:) 5612:2 5608:) 5600:p 5593:p 5590:( 5582:2 5578:) 5570:p 5566:p 5563:k 5560:2 5557:+ 5554:s 5551:p 5548:+ 5545:r 5538:p 5534:( 5530:( 5519:p 5515:p 5512:4 5508:1 5503:, 5500:c 5494:V 5475:) 5469:2 5465:) 5457:p 5450:p 5447:( 5439:2 5435:) 5427:p 5423:p 5420:k 5417:2 5414:+ 5411:s 5408:p 5402:r 5395:p 5391:( 5387:( 5376:p 5372:p 5369:4 5365:1 5360:, 5357:c 5351:V 5339:( 5332:Z 5325:k 5317:= 5305:) 5300:) 5297:s 5287:p 5283:( 5280:) 5277:r 5271:p 5268:( 5265:+ 5260:s 5257:, 5254:r 5250:h 5246:, 5243:c 5237:V 5231:+ 5226:s 5223:r 5220:+ 5215:s 5212:, 5209:r 5205:h 5201:, 5198:c 5192:V 5186:( 5182:/ 5174:s 5171:, 5168:r 5164:h 5160:, 5157:c 5151:V 5110:s 5107:, 5104:r 5100:h 5096:, 5093:c 5087:V 5060:) 5057:s 5054:, 5051:r 5048:( 5028:1 5018:p 5011:s 5005:1 4985:1 4979:p 4973:r 4967:1 4943:p 4939:, 4936:p 4912:p 4905:p 4899:2 4873:p 4869:, 4866:p 4862:c 4858:= 4855:c 4832:. 4823:s 4820:, 4817:r 4813:h 4809:, 4806:c 4800:V 4789:) 4784:s 4781:r 4777:q 4770:1 4767:( 4764:= 4757:s 4754:r 4751:+ 4746:s 4743:, 4740:r 4736:h 4732:, 4729:c 4723:V 4703:s 4700:, 4697:r 4693:h 4689:, 4686:c 4680:V 4669:= 4662:s 4659:r 4656:+ 4651:s 4648:, 4645:r 4641:h 4637:, 4634:c 4628:V 4621:/ 4613:s 4610:, 4607:r 4603:h 4599:, 4596:c 4590:V 4555:s 4552:, 4549:r 4545:h 4541:, 4538:c 4532:V 4505:s 4502:, 4499:r 4495:h 4491:, 4488:c 4482:V 4457:s 4454:r 4451:+ 4446:s 4443:, 4440:r 4436:h 4432:, 4429:c 4423:V 4400:s 4397:r 4373:s 4370:, 4367:r 4363:h 4359:, 4356:c 4350:V 4320:N 4312:s 4309:, 4306:r 4285:C 4278:c 4228:, 4224:) 4217:+ 4212:4 4208:q 4204:5 4201:+ 4196:3 4192:q 4188:3 4185:+ 4180:2 4176:q 4172:2 4169:+ 4166:q 4163:+ 4160:1 4156:( 4145:c 4137:h 4133:q 4129:= 4123:) 4120:q 4117:( 4102:1 4096:c 4087:h 4083:q 4077:= 4071:) 4066:n 4062:q 4055:1 4052:( 4042:1 4039:= 4036:n 4020:c 4012:h 4008:q 4002:= 3999:) 3996:q 3993:( 3986:h 3983:, 3980:c 3974:V 3941:h 3938:, 3935:c 3929:V 3903:. 3893:c 3883:0 3879:L 3874:q 3864:R 3855:= 3852:) 3849:q 3846:( 3840:R 3809:R 3755:r 3751:s 3747:m 3743:r 3723:) 3720:1 3717:+ 3714:m 3711:( 3708:m 3705:4 3700:1 3692:2 3686:) 3680:s 3677:m 3671:r 3668:) 3665:1 3662:+ 3659:m 3656:( 3651:( 3643:= 3640:) 3637:c 3634:( 3629:s 3626:, 3623:r 3619:h 3615:= 3612:h 3599:h 3581:} 3574:, 3561:, 3556:7 3553:6 3548:, 3543:5 3540:4 3535:, 3527:7 3522:, 3517:2 3514:1 3509:, 3506:0 3502:{ 3498:= 3490:, 3487:4 3484:, 3481:3 3478:, 3475:2 3472:= 3469:m 3464:} 3457:) 3454:1 3451:+ 3448:m 3445:( 3442:m 3438:6 3430:1 3426:{ 3418:c 3405:h 3401:c 3397:c 3393:h 3372:c 3352:h 3330:N 3326:A 3311:N 3309:( 3307:p 3290:, 3285:) 3282:s 3279:r 3273:N 3270:( 3267:p 3261:) 3255:) 3252:c 3249:( 3244:s 3241:, 3238:r 3234:h 3227:h 3222:( 3215:N 3209:s 3206:, 3203:r 3197:1 3187:N 3183:A 3155:N 3122:n 3115:L 3111:= 3101:n 3097:L 3074:n 3070:L 3045:c 3009:) 3006:c 3003:( 2998:s 2995:, 2992:r 2988:h 2967:s 2964:, 2961:r 2934:2 2928:q 2922:p 2910:. 2897:Z 2890:q 2887:, 2884:p 2871:q 2868:p 2861:2 2857:) 2853:q 2847:p 2844:( 2838:6 2832:1 2829:= 2826:c 2803:s 2800:r 2780:) 2777:c 2774:( 2765:s 2761:, 2754:r 2749:h 2745:= 2742:s 2739:r 2736:+ 2733:h 2713:) 2710:c 2707:( 2702:s 2699:, 2696:r 2692:h 2688:= 2685:h 2661:s 2653:r 2649:+ 2646:s 2643:r 2640:= 2637:N 2617:N 2597:N 2574:2 2571:= 2568:N 2548:v 2545:) 2540:2 2533:L 2527:2 2523:b 2519:+ 2514:2 2509:1 2502:L 2498:( 2476:2 2472:b 2466:4 2463:3 2453:2 2450:1 2442:= 2439:) 2436:c 2433:( 2428:1 2425:, 2422:2 2418:h 2397:1 2394:= 2391:N 2371:v 2366:1 2359:L 2336:0 2333:, 2330:c 2324:V 2301:0 2298:= 2295:) 2292:c 2289:( 2284:1 2281:, 2278:1 2274:h 2250:. 2242:2 2238:) 2232:1 2225:b 2221:+ 2218:b 2215:( 2212:6 2209:+ 2206:1 2203:= 2200:c 2190:, 2182:) 2175:2 2171:) 2167:s 2162:1 2155:b 2151:+ 2148:r 2145:b 2142:( 2134:2 2130:) 2124:1 2117:b 2113:+ 2110:b 2107:( 2102:( 2095:4 2092:1 2087:= 2084:) 2081:c 2078:( 2073:s 2070:, 2067:r 2063:h 2039:s 2036:r 2033:= 2030:N 2010:s 2007:, 2004:r 1984:) 1981:c 1978:( 1973:s 1970:, 1967:r 1963:h 1959:= 1956:h 1936:N 1914:h 1911:, 1908:c 1902:V 1875:c 1871:h 1867:c 1863:h 1859:c 1855:h 1841:0 1835:k 1813:k 1809:n 1797:2 1793:n 1784:1 1780:n 1773:0 1753:v 1746:k 1742:n 1734:L 1723:2 1719:n 1711:L 1703:1 1699:n 1691:L 1677:c 1673:c 1657:h 1654:, 1651:c 1645:V 1629:c 1625:h 1608:v 1586:i 1582:n 1576:k 1571:1 1568:= 1565:i 1557:= 1554:N 1534:0 1528:k 1506:k 1502:n 1490:2 1486:n 1477:1 1473:n 1466:0 1446:v 1439:k 1435:n 1427:L 1416:2 1412:n 1404:L 1396:1 1392:n 1384:L 1361:0 1357:L 1333:0 1327:N 1307:N 1304:+ 1301:h 1279:0 1275:L 1251:v 1241:h 1224:, 1221:v 1218:h 1215:= 1212:v 1207:0 1203:L 1198:, 1195:0 1192:= 1189:v 1184:0 1178:n 1174:L 1150:v 1120:L 1116:3 1113:L 1080:/ 1076:1 1053:. 1048:0 1045:, 1042:n 1039:+ 1036:m 1028:) 1025:m 1017:3 1013:m 1009:( 1001:c 996:+ 991:n 988:+ 985:m 981:L 977:) 974:n 968:m 965:( 962:= 959:] 954:n 950:L 946:, 941:m 937:L 933:[ 910:0 907:= 904:] 899:n 895:L 891:, 888:c 885:[ 875:c 864:n 857:n 855:L 790:e 783:t 776:v 672:8 670:E 664:7 662:E 656:6 654:E 648:4 646:F 640:2 638:G 632:) 630:n 620:) 618:n 608:) 606:n 596:) 594:n 584:) 582:n 572:) 570:n 560:) 558:n 548:) 546:n 488:) 475:Z 463:) 450:Z 426:) 413:Z 404:( 317:p 282:Q 274:n 271:D 261:n 258:A 250:n 247:S 239:n 236:Z

Index

Algebraic structure
Group theory

Subgroup
Normal subgroup
Group action
Quotient group
(Semi-)
direct product
Direct sum
Free product
Wreath product
Group homomorphisms
kernel
image
simple
finite
infinite
continuous
multiplicative
additive
cyclic
abelian
dihedral
nilpotent
solvable
Glossary of group theory
List of group theory topics
Finite groups
Cyclic group

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