Knowledge

Frobenius method

Source πŸ“

6079: 3754: 6074:{\displaystyle {\begin{aligned}\sum _{k=0}^{\infty }&(k+r)(k+r-1)A_{k}z^{k+r-2}-{\frac {1}{z}}\sum _{k=0}^{\infty }(k+r)A_{k}z^{k+r-1}+\left({\frac {1}{z^{2}}}-{\frac {1}{z}}\right)\sum _{k=0}^{\infty }A_{k}z^{k+r}\\&=\sum _{k=0}^{\infty }(k+r)(k+r-1)A_{k}z^{k+r-2}-{\frac {1}{z}}\sum _{k=0}^{\infty }(k+r)A_{k}z^{k+r-1}+{\frac {1}{z^{2}}}\sum _{k=0}^{\infty }A_{k}z^{k+r}-{\frac {1}{z}}\sum _{k=0}^{\infty }A_{k}z^{k+r}\\&=\sum _{k=0}^{\infty }(k+r)(k+r-1)A_{k}z^{k+r-2}-\sum _{k=0}^{\infty }(k+r)A_{k}z^{k+r-2}+\sum _{k=0}^{\infty }A_{k}z^{k+r-2}-\sum _{k=0}^{\infty }A_{k}z^{k+r-1}\\&=\sum _{k=0}^{\infty }(k+r)(k+r-1)A_{k}z^{k+r-2}-\sum _{k=0}^{\infty }(k+r)A_{k}z^{k+r-2}+\sum _{k=0}^{\infty }A_{k}z^{k+r-2}-\sum _{k-1=0}^{\infty }A_{k-1}z^{k-1+r-1}\\&=\sum _{k=0}^{\infty }(k+r)(k+r-1)A_{k}z^{k+r-2}-\sum _{k=0}^{\infty }(k+r)A_{k}z^{k+r-2}+\sum _{k=0}^{\infty }A_{k}z^{k+r-2}-\sum _{k=1}^{\infty }A_{k-1}z^{k+r-2}\\&=\left\{\sum _{k=0}^{\infty }\left((k+r)(k+r-1)-(k+r)+1\right)A_{k}z^{k+r-2}\right\}-\sum _{k=1}^{\infty }A_{k-1}z^{k+r-2}\\&=\left\{\left(r(r-1)-r+1\right)A_{0}z^{r-2}+\sum _{k=1}^{\infty }\left((k+r)(k+r-1)-(k+r)+1\right)A_{k}z^{k+r-2}\right\}-\sum _{k=1}^{\infty }A_{k-1}z^{k+r-2}\\&=(r-1)^{2}A_{0}z^{r-2}+\left\{\sum _{k=1}^{\infty }(k+r-1)^{2}A_{k}z^{k+r-2}-\sum _{k=1}^{\infty }A_{k-1}z^{k+r-2}\right\}\\&=(r-1)^{2}A_{0}z^{r-2}+\sum _{k=1}^{\infty }\left((k+r-1)^{2}A_{k}-A_{k-1}\right)z^{k+r-2}\end{aligned}}} 31: 2015: 923: 2010:{\displaystyle {\begin{aligned}&z^{2}\sum _{k=0}^{\infty }(k+r-1)(k+r)A_{k}z^{k+r-2}+zp(z)\sum _{k=0}^{\infty }(k+r)A_{k}z^{k+r-1}+q(z)\sum _{k=0}^{\infty }A_{k}z^{k+r}\\={}&\sum _{k=0}^{\infty }(k+r-1)(k+r)A_{k}z^{k+r}+p(z)\sum _{k=0}^{\infty }(k+r)A_{k}z^{k+r}+q(z)\sum _{k=0}^{\infty }A_{k}z^{k+r}\\={}&\sum _{k=0}^{\infty }\\={}&\sum _{k=0}^{\infty }\leftA_{k}z^{k+r}\\={}&\leftA_{0}z^{r}+\sum _{k=1}^{\infty }\leftA_{k}z^{k+r}=0\end{aligned}}} 2939: 2356: 3747: 2934:{\displaystyle {\begin{aligned}I(k+r)A_{k}+\sum _{j=0}^{k-1}{(j+r)p^{(k-j)}(0)+q^{(k-j)}(0) \over (k-j)!}A_{j}&=0\\\sum _{j=0}^{k-1}{(j+r)p^{(k-j)}(0)+q^{(k-j)}(0) \over (k-j)!}A_{j}&=-I(k+r)A_{k}\\{1 \over -I(k+r)}\sum _{j=0}^{k-1}{(j+r)p^{(k-j)}(0)+q^{(k-j)}(0) \over (k-j)!}A_{j}&=A_{k}\end{aligned}}} 6348:
The previous example involved an indicial polynomial with a repeated root, which gives only one solution to the given differential equation. In general, the Frobenius method gives two independent solutions provided that the indicial equation's roots are not separated by an integer (including zero).
3463: 3475: 2138: βˆ’ 1 or, something else depending on the given differential equation. This detail is important to keep in mind. In the process of synchronizing all the series of the differential equation to start at the same index value (which in the above expression is  2347: 3190: 916: 466: 684: 6459: 2108: 6972:
In cases in which roots of the indicial polynomial differ by an integer (including zero), the coefficients of all series involved in second linearly independent solutions can be calculated straightforwardly from
791: 2361: 546:
A first contribution by Frobenius to the theory was to show that - as regards a first, linearly independent solution, which then has the form of an analytical power series multiplied by an arbitrary power
6217: 3038: 3307: 307: 197: 3296: 3759: 3742:{\displaystyle {\begin{aligned}f&=\sum _{k=0}^{\infty }A_{k}z^{k+r}\\f'&=\sum _{k=0}^{\infty }(k+r)A_{k}z^{k+r-1}\\f''&=\sum _{k=0}^{\infty }(k+r)(k+r-1)A_{k}z^{k+r-2}\end{aligned}}} 3480: 928: 569:
A large part of Frobenius' 1873 publication was devoted to proofs of convergence of all the series involved in the solutions, as well as establishing the radii of convergence of these series.
6782: 6277: 245: 2158: 2142: = 1), one can end up with complicated expressions. However, in solving for the indicial roots attention is focused only on the coefficient of the lowest power of  65: 6658: 6330: 3214:, we gain a solution to the differential equation. If the difference between the roots is not an integer, we get another, linearly independent solution in the other root. 6895: 6848: 6495: 6955: 6925: 6688: 6611: 6580: 6553: 6522: 580: 469: 369: 6810: 339: 88: 6355: 2022: 795: 6957:
which can be set arbitrarily. If it is set to zero then with this differential equation all the other coefficients will be zero and we obtain the solution
3043: 562:
of the second linearly independent solution (see below) can be obtained by a procedure which is based on differentiation with respect to the parameter
374: 7213: 691: 6100: 6977:. These tandem relations can be constructed by further developing Frobenius' original invention of differentiating with respect to the parameter 2957: 7054: 558:
A second contribution by Frobenius was to show that, in cases in which the roots of the indicial equation differ by an integer, the general
30: 7112: 6337: 6222: 117: 111: 3225: 7046: 7169:"Tandem Recurrence Relations for Coefficients of Logarithmic Frobenius Series Solutions about Regular Singular Points" 6721: 6281:
Given some initial conditions, we can either solve the recurrence entirely or obtain a solution in power series form.
7143:
Fuchs, Lazarus Immanuel (1866). "Zur Theorie der linearen Differentialgleichungen mit veranderlichen Coefficienten".
7128:
Fuchs, Lazarus Immanuel (1865). "Zur Theorie der linearen Differentialgleichungen mit veranderlichen Coefficienten".
511:. The Frobenius method enables one to create a power series solution to such a differential equation, provided that 250: 3458:{\displaystyle f''-{1 \over z}f'+{1-z \over z^{2}}f=f''-{1 \over z}f'+\left({1 \over z^{2}}-{1 \over z}\right)f=0} 103: 7042: 7085:
Frobenius, Ferdinand Georg (1968) . "Uber die Integration der linearen Differentialgleichungen durch Reihen".
527:) are themselves analytic at 0 or, being analytic elsewhere, both their limits at 0 exist (and are finite). 202: 6995: 539:
of the series solutions involved (see below). These forms had all been established earlier, by Fuchs. The
313: 6352:
If the root is repeated or the roots differ by an integer, then the second solution can be found using:
37: 6701: 6616: 6287: 551:
of the independent variable (see below) - the coefficients of the generalized power series obey a
6853: 2351:
These coefficients must be zero, since they should be solutions of the differential equation, so
2342:{\displaystyle I(k+r)A_{k}+\sum _{j=0}^{k-1}{(j+r)p^{(k-j)}(0)+q^{(k-j)}(0) \over (k-j)!}A_{j},} 7190: 7108: 7050: 7014: 6990: 6815: 6464: 6333: 501: 34:
Some solutions of a differential equation having a regular singular point with indicial roots
7180: 6930: 6900: 6663: 6589: 6558: 6531: 6500: 347: 107: 6787: 318: 70: 7000: 6981:, and using this approach to actually calculate the series coefficients in all cases. 7207: 7062: 7036: 7032: 7017: 6897:
has a power series starting with the power zero. In a power series starting with
17: 95: 6784:
The roots of the indicial equation are βˆ’1 and 0. Two independent solutions are
6497:
is the first solution (based on the larger root in the case of unequal roots),
6927:
the recurrence relation places no restriction on the coefficient for the term
679:{\displaystyle u(z)=z^{r}\sum _{k=0}^{\infty }A_{k}z^{k},\qquad (A_{0}\neq 0)} 7194: 7022: 6968:
Tandem recurrence relations for series coefficients in the exceptional cases
7185: 7168: 6850:
so we see that the logarithm does not appear in any solution. The solution
2130:
th coefficient but, it is possible for the lowest possible exponent to be
7105:
Linear Differential Equations and Group Theory from Riemann to Poincare
6454:{\displaystyle y_{2}=Cy_{1}\ln x+\sum _{k=0}^{\infty }B_{k}x^{k+r_{2}}} 2126:
in the infinite series. In this case it happens to be that this is the
2103:{\displaystyle r\left(r-1\right)+p\left(0\right)r+q\left(0\right)=I(r)} 577:
The method of Frobenius is to seek a power series solution of the form
6091:
we get a double root of 1. Using this root, we set the coefficient of
911:{\displaystyle u''(z)=\sum _{k=0}^{\infty }(k+r-1)(k+r)A_{k}z^{k+r-2}} 6660:, which can be set arbitrarily. This then determines the rest of the 3185:{\displaystyle z^{2}U_{r}(z)''+p(z)zU_{r}(z)'+q(z)U_{r}(z)=I(r)z^{r}} 573:
Explanation of Frobenius Method: first, linearly independent solution
461:{\displaystyle u''+{\frac {p(z)}{z}}u'+{\frac {q(z)}{z^{2}}}u=0} 920:
Substituting the above differentiation into our original ODE:
786:{\displaystyle u'(z)=\sum _{k=0}^{\infty }(k+r)A_{k}z^{k+r-1}} 543:(see below) and its role had also been established by Fuchs. 6212:{\displaystyle (k+1-1)^{2}A_{k}-A_{k-1}=k^{2}A_{k}-A_{k-1}=0} 3194:
If we choose one of the roots to the indicial polynomial for
555:, so that they can always be straightforwardly calculated. 535:
Frobenius' contribution was not so much in all the possible
3033:{\displaystyle U_{r}(z)=\sum _{k=0}^{\infty }A_{k}z^{k+r}} 2149:
Using this, the general expression of the coefficient of
7065:). Chapter 4 contains the full method including proofs. 7089:(in German). Berlin: Springer-Verlag. pp. 84–105. 6344:"The exceptional cases": roots separated by an integer 6097:
to be zero (for it to be a solution), which gives us:
253: 205: 7038:
Ordinary Differential Equations and Dynamical Systems
6933: 6903: 6856: 6818: 6790: 6724: 6666: 6619: 6592: 6561: 6534: 6503: 6467: 6358: 6290: 6225: 6103: 3757: 3478: 3310: 3228: 3046: 2960: 2359: 2161: 2025: 926: 798: 694: 583: 377: 350: 321: 120: 73: 40: 7063:https://www.mat.univie.ac.at/~gerald/ftp/book-ode/ 6949: 6919: 6889: 6842: 6804: 6776: 6682: 6652: 6605: 6574: 6547: 6516: 6489: 6453: 6324: 6271: 6211: 6073: 3741: 3457: 3290: 3184: 3032: 2933: 2341: 2102: 2009: 910: 785: 678: 460: 363: 333: 301: 239: 191: 82: 59: 27:Method for solving ordinary differential equations 6700:: consider the following differential equation ( 6582:is chosen (for example by setting it to 1) then 7145:Journal fΓΌr die reine und angewandte Mathematik 302:{\textstyle u''\equiv {\frac {d^{2}u}{dz^{2}}}} 6272:{\displaystyle A_{k}={\frac {A_{k-1}}{k^{2}}}} 371:to obtain a differential equation of the form 8: 7132:(in German). University Of Michigan Library. 3465:which has the requisite singularity at  7130:Gesammelte Mathematische Werke von L. Fuchs 7167:van der Toorn, Ramses (27 December 2022). 2122:is the coefficient of the lowest power of 7184: 6938: 6932: 6908: 6902: 6879: 6864: 6855: 6829: 6823: 6817: 6794: 6789: 6723: 6671: 6665: 6642: 6629: 6624: 6618: 6597: 6591: 6566: 6560: 6539: 6533: 6508: 6502: 6472: 6466: 6443: 6432: 6422: 6412: 6401: 6379: 6363: 6357: 6310: 6301: 6295: 6289: 6261: 6245: 6239: 6230: 6224: 6191: 6178: 6168: 6149: 6136: 6126: 6102: 6049: 6028: 6015: 6005: 5972: 5961: 5942: 5932: 5922: 5873: 5857: 5847: 5836: 5811: 5801: 5791: 5763: 5752: 5728: 5718: 5708: 5664: 5648: 5638: 5627: 5597: 5587: 5507: 5496: 5477: 5467: 5390: 5374: 5364: 5353: 5323: 5313: 5233: 5222: 5185: 5169: 5159: 5148: 5123: 5113: 5103: 5092: 5067: 5057: 5032: 5021: 4996: 4986: 4940: 4929: 4891: 4875: 4865: 4848: 4823: 4813: 4803: 4792: 4767: 4757: 4732: 4721: 4696: 4686: 4640: 4629: 4597: 4587: 4577: 4566: 4541: 4531: 4521: 4510: 4485: 4475: 4450: 4439: 4414: 4404: 4358: 4347: 4321: 4311: 4301: 4290: 4276: 4261: 4251: 4241: 4230: 4218: 4209: 4188: 4178: 4153: 4142: 4128: 4107: 4097: 4051: 4040: 4014: 4004: 3994: 3983: 3964: 3953: 3944: 3918: 3908: 3883: 3872: 3858: 3837: 3827: 3777: 3766: 3758: 3756: 3717: 3707: 3661: 3650: 3609: 3599: 3574: 3563: 3528: 3518: 3508: 3497: 3479: 3477: 3431: 3420: 3411: 3385: 3360: 3343: 3322: 3309: 3233: 3227: 3176: 3142: 3103: 3061: 3051: 3045: 3018: 3008: 2998: 2987: 2965: 2959: 2921: 2904: 2850: 2816: 2794: 2782: 2771: 2737: 2727: 2689: 2635: 2601: 2579: 2567: 2556: 2532: 2478: 2444: 2422: 2410: 2399: 2386: 2360: 2358: 2330: 2276: 2242: 2220: 2208: 2197: 2184: 2160: 2024: 1985: 1975: 1874: 1863: 1850: 1840: 1771: 1752: 1742: 1641: 1630: 1620: 1598: 1588: 1557: 1547: 1501: 1491: 1442: 1431: 1421: 1402: 1392: 1382: 1371: 1340: 1330: 1305: 1294: 1263: 1253: 1207: 1196: 1186: 1167: 1157: 1147: 1136: 1099: 1089: 1064: 1053: 1013: 1003: 957: 946: 936: 927: 925: 890: 880: 834: 823: 797: 765: 755: 730: 719: 693: 661: 644: 634: 624: 613: 603: 582: 441: 421: 389: 376: 355: 349: 320: 290: 272: 265: 252: 217: 204: 125: 119: 72: 47: 39: 531:History: Frobenius' actual contributions 468:which will not be solvable with regular 192:{\displaystyle z^{2}u''+p(z)zu'+q(z)u=0} 29: 7074: 6613:are determined up to but not including 6336:, the power series can be written as a 6219:hence we have the recurrence relation: 6524:is the smaller root, and the constant 240:{\textstyle u'\equiv {\frac {du}{dz}}} 3291:{\displaystyle z^{2}f''-zf'+(1-z)f=0} 7: 7162: 7160: 7158: 7098: 7096: 7080: 7078: 7061:(Draft version available online at 530: 110:solution for a linear second-order 6413: 5973: 5848: 5764: 5639: 5508: 5365: 5234: 5160: 5104: 5033: 4941: 4866: 4804: 4733: 4641: 4578: 4522: 4451: 4359: 4302: 4242: 4154: 4052: 3995: 3884: 3778: 3662: 3575: 3509: 2999: 1875: 1642: 1443: 1383: 1306: 1208: 1148: 1065: 958: 835: 731: 625: 25: 6338:generalized hypergeometric series 6777:{\displaystyle zu''+(2-z)u'-u=0} 6284:Since the ratio of coefficients 2118:. The general definition of the 60:{\displaystyle r={\frac {1}{2}}} 7214:Ordinary differential equations 6653:{\displaystyle B_{r_{1}-r_{2}}} 653: 6876: 6857: 6751: 6739: 6484: 6478: 6123: 6104: 6002: 5983: 5919: 5906: 5788: 5769: 5705: 5692: 5569: 5557: 5551: 5533: 5530: 5518: 5443: 5431: 5295: 5283: 5277: 5259: 5256: 5244: 5050: 5038: 4979: 4961: 4958: 4946: 4750: 4738: 4679: 4661: 4658: 4646: 4468: 4456: 4397: 4379: 4376: 4364: 4171: 4159: 4090: 4072: 4069: 4057: 3901: 3889: 3820: 3802: 3799: 3787: 3700: 3682: 3679: 3667: 3592: 3580: 3276: 3264: 3169: 3163: 3154: 3148: 3135: 3129: 3116: 3109: 3093: 3087: 3074: 3067: 2977: 2971: 2891: 2879: 2874: 2868: 2863: 2851: 2840: 2834: 2829: 2817: 2809: 2797: 2761: 2749: 2720: 2708: 2676: 2664: 2659: 2653: 2648: 2636: 2625: 2619: 2614: 2602: 2594: 2582: 2519: 2507: 2502: 2496: 2491: 2479: 2468: 2462: 2457: 2445: 2437: 2425: 2379: 2367: 2317: 2305: 2300: 2294: 2289: 2277: 2266: 2260: 2255: 2243: 2235: 2223: 2177: 2165: 2097: 2091: 1963: 1957: 1948: 1936: 1933: 1927: 1918: 1906: 1903: 1885: 1828: 1822: 1810: 1804: 1795: 1783: 1730: 1724: 1715: 1703: 1700: 1694: 1685: 1673: 1670: 1652: 1610: 1581: 1575: 1540: 1528: 1525: 1519: 1484: 1472: 1469: 1451: 1448: 1364: 1358: 1323: 1311: 1287: 1281: 1246: 1234: 1231: 1213: 1129: 1123: 1082: 1070: 1046: 1040: 996: 984: 981: 963: 873: 861: 858: 840: 813: 807: 748: 736: 709: 703: 673: 654: 593: 587: 433: 427: 401: 395: 177: 171: 151: 145: 112:ordinary differential equation 1: 7047:American Mathematical Society 6325:{\displaystyle A_{k}/A_{k-1}} 2114:, which is quadratic in  6975:tandem recurrence relations 6890:{\displaystyle (e^{z}-1)/z} 6690:In some cases the constant 6555:are to be determined. Once 7230: 2943:The series solution with 104:Ferdinand Georg Frobenius 6843:{\displaystyle e^{z}/z,} 6490:{\displaystyle y_{1}(x)} 3472:Use the series solution 7087:Gesammelte Abhandlungen 312:in the vicinity of the 7186:10.3390/axioms12010032 7107:. Boston: Birkhauser. 6996:Regular singular point 6951: 6950:{\displaystyle z^{0},} 6921: 6920:{\displaystyle z^{-1}} 6891: 6844: 6806: 6778: 6684: 6683:{\displaystyle B_{k}.} 6654: 6607: 6576: 6549: 6518: 6491: 6455: 6417: 6326: 6273: 6213: 6075: 5977: 5852: 5768: 5643: 5512: 5369: 5238: 5164: 5108: 5037: 4945: 4870: 4808: 4737: 4645: 4582: 4526: 4455: 4363: 4306: 4246: 4158: 4056: 3999: 3888: 3782: 3743: 3666: 3579: 3513: 3459: 3292: 3186: 3034: 3003: 2935: 2793: 2578: 2421: 2343: 2219: 2104: 2011: 1879: 1646: 1447: 1387: 1310: 1212: 1152: 1069: 962: 912: 839: 787: 735: 680: 629: 462: 365: 335: 314:regular singular point 303: 241: 193: 106:, is a way to find an 91: 84: 61: 7103:Gray, Jeremy (1986). 6952: 6922: 6892: 6845: 6807: 6779: 6685: 6655: 6608: 6606:{\displaystyle B_{k}} 6577: 6575:{\displaystyle B_{0}} 6550: 6548:{\displaystyle B_{k}} 6528:and the coefficients 6519: 6517:{\displaystyle r_{2}} 6492: 6456: 6397: 6327: 6274: 6214: 6076: 5957: 5832: 5748: 5623: 5492: 5349: 5218: 5144: 5088: 5017: 4925: 4844: 4788: 4717: 4625: 4562: 4506: 4435: 4343: 4286: 4226: 4138: 4036: 3979: 3868: 3762: 3744: 3646: 3559: 3493: 3460: 3300:Divide throughout by 3293: 3187: 3035: 2983: 2936: 2767: 2552: 2395: 2344: 2193: 2105: 2012: 1859: 1626: 1427: 1367: 1290: 1192: 1132: 1049: 942: 913: 819: 788: 715: 681: 609: 463: 366: 364:{\displaystyle z^{2}} 336: 304: 242: 194: 85: 62: 33: 6931: 6901: 6854: 6816: 6788: 6722: 6664: 6617: 6590: 6559: 6532: 6501: 6465: 6356: 6288: 6223: 6101: 3755: 3476: 3308: 3226: 3044: 2958: 2357: 2159: 2023: 924: 796: 692: 581: 470:power series methods 375: 348: 319: 251: 203: 118: 71: 38: 6805:{\displaystyle 1/z} 2120:indicial polynomial 2112:indicial polynomial 566:, mentioned above. 553:recurrence relation 541:indicial polynomial 334:{\displaystyle z=0} 100:method of Frobenius 7018:"Frobenius Method" 7015:Weisstein, Eric W. 6947: 6917: 6887: 6840: 6802: 6774: 6680: 6650: 6603: 6572: 6545: 6514: 6487: 6451: 6322: 6269: 6209: 6071: 6069: 3751:Now, substituting 3739: 3737: 3455: 3288: 3182: 3030: 2931: 2929: 2339: 2100: 2007: 2005: 908: 783: 676: 458: 361: 344:One can divide by 331: 299: 237: 189: 92: 83:{\displaystyle -1} 80: 57: 7056:978-0-8218-8328-0 6702:Kummer's equation 6334:rational function 6267: 4284: 4224: 4136: 3972: 3959: 3866: 3439: 3426: 3393: 3366: 3330: 2898: 2765: 2683: 2526: 2324: 688:Differentiating: 447: 408: 297: 235: 55: 18:Indicial equation 16:(Redirected from 7221: 7199: 7198: 7188: 7164: 7153: 7152: 7140: 7134: 7133: 7125: 7119: 7118: 7100: 7091: 7090: 7082: 7060: 7028: 7027: 6963: 6956: 6954: 6953: 6948: 6943: 6942: 6926: 6924: 6923: 6918: 6916: 6915: 6896: 6894: 6893: 6888: 6883: 6869: 6868: 6849: 6847: 6846: 6841: 6833: 6828: 6827: 6811: 6809: 6808: 6803: 6798: 6783: 6781: 6780: 6775: 6761: 6735: 6717: 6710: 6693: 6689: 6687: 6686: 6681: 6676: 6675: 6659: 6657: 6656: 6651: 6649: 6648: 6647: 6646: 6634: 6633: 6612: 6610: 6609: 6604: 6602: 6601: 6585: 6581: 6579: 6578: 6573: 6571: 6570: 6554: 6552: 6551: 6546: 6544: 6543: 6527: 6523: 6521: 6520: 6515: 6513: 6512: 6496: 6494: 6493: 6488: 6477: 6476: 6460: 6458: 6457: 6452: 6450: 6449: 6448: 6447: 6427: 6426: 6416: 6411: 6384: 6383: 6368: 6367: 6331: 6329: 6328: 6323: 6321: 6320: 6305: 6300: 6299: 6278: 6276: 6275: 6270: 6268: 6266: 6265: 6256: 6255: 6240: 6235: 6234: 6218: 6216: 6215: 6210: 6202: 6201: 6183: 6182: 6173: 6172: 6160: 6159: 6141: 6140: 6131: 6130: 6096: 6090: 6080: 6078: 6077: 6072: 6070: 6066: 6065: 6044: 6040: 6039: 6038: 6020: 6019: 6010: 6009: 5976: 5971: 5953: 5952: 5937: 5936: 5927: 5926: 5899: 5895: 5891: 5890: 5889: 5868: 5867: 5851: 5846: 5828: 5827: 5806: 5805: 5796: 5795: 5767: 5762: 5739: 5738: 5723: 5722: 5713: 5712: 5685: 5681: 5680: 5659: 5658: 5642: 5637: 5619: 5615: 5614: 5613: 5592: 5591: 5582: 5578: 5511: 5506: 5488: 5487: 5472: 5471: 5462: 5458: 5411: 5407: 5406: 5385: 5384: 5368: 5363: 5345: 5341: 5340: 5339: 5318: 5317: 5308: 5304: 5237: 5232: 5206: 5202: 5201: 5180: 5179: 5163: 5158: 5140: 5139: 5118: 5117: 5107: 5102: 5084: 5083: 5062: 5061: 5036: 5031: 5013: 5012: 4991: 4990: 4944: 4939: 4918: 4914: 4913: 4886: 4885: 4869: 4864: 4840: 4839: 4818: 4817: 4807: 4802: 4784: 4783: 4762: 4761: 4736: 4731: 4713: 4712: 4691: 4690: 4644: 4639: 4618: 4614: 4613: 4592: 4591: 4581: 4576: 4558: 4557: 4536: 4535: 4525: 4520: 4502: 4501: 4480: 4479: 4454: 4449: 4431: 4430: 4409: 4408: 4362: 4357: 4336: 4332: 4331: 4316: 4315: 4305: 4300: 4285: 4277: 4272: 4271: 4256: 4255: 4245: 4240: 4225: 4223: 4222: 4210: 4205: 4204: 4183: 4182: 4157: 4152: 4137: 4129: 4124: 4123: 4102: 4101: 4055: 4050: 4029: 4025: 4024: 4009: 4008: 3998: 3993: 3978: 3974: 3973: 3965: 3960: 3958: 3957: 3945: 3935: 3934: 3913: 3912: 3887: 3882: 3867: 3859: 3854: 3853: 3832: 3831: 3781: 3776: 3748: 3746: 3745: 3740: 3738: 3734: 3733: 3712: 3711: 3665: 3660: 3638: 3626: 3625: 3604: 3603: 3578: 3573: 3551: 3539: 3538: 3523: 3522: 3512: 3507: 3469: = 0. 3464: 3462: 3461: 3456: 3445: 3441: 3440: 3432: 3427: 3425: 3424: 3412: 3402: 3394: 3386: 3381: 3367: 3365: 3364: 3355: 3344: 3339: 3331: 3323: 3318: 3297: 3295: 3294: 3289: 3260: 3246: 3238: 3237: 3213: 3191: 3189: 3188: 3183: 3181: 3180: 3147: 3146: 3122: 3108: 3107: 3080: 3066: 3065: 3056: 3055: 3039: 3037: 3036: 3031: 3029: 3028: 3013: 3012: 3002: 2997: 2970: 2969: 2953: 2940: 2938: 2937: 2932: 2930: 2926: 2925: 2909: 2908: 2899: 2897: 2877: 2867: 2866: 2833: 2832: 2795: 2792: 2781: 2766: 2764: 2738: 2732: 2731: 2694: 2693: 2684: 2682: 2662: 2652: 2651: 2618: 2617: 2580: 2577: 2566: 2537: 2536: 2527: 2525: 2505: 2495: 2494: 2461: 2460: 2423: 2420: 2409: 2391: 2390: 2348: 2346: 2345: 2340: 2335: 2334: 2325: 2323: 2303: 2293: 2292: 2259: 2258: 2221: 2218: 2207: 2189: 2188: 2154: 2134: βˆ’ 2, 2110:is known as the 2109: 2107: 2106: 2101: 2084: 2064: 2047: 2043: 2016: 2014: 2013: 2008: 2006: 1996: 1995: 1980: 1979: 1970: 1966: 1878: 1873: 1855: 1854: 1845: 1844: 1835: 1831: 1772: 1763: 1762: 1747: 1746: 1737: 1733: 1645: 1640: 1621: 1609: 1608: 1593: 1592: 1568: 1567: 1552: 1551: 1512: 1511: 1496: 1495: 1446: 1441: 1422: 1413: 1412: 1397: 1396: 1386: 1381: 1351: 1350: 1335: 1334: 1309: 1304: 1274: 1273: 1258: 1257: 1211: 1206: 1187: 1178: 1177: 1162: 1161: 1151: 1146: 1116: 1115: 1094: 1093: 1068: 1063: 1030: 1029: 1008: 1007: 961: 956: 941: 940: 930: 917: 915: 914: 909: 907: 906: 885: 884: 838: 833: 806: 792: 790: 789: 784: 782: 781: 760: 759: 734: 729: 702: 685: 683: 682: 677: 666: 665: 649: 648: 639: 638: 628: 623: 608: 607: 510: 499: 485: 467: 465: 464: 459: 448: 446: 445: 436: 422: 417: 409: 404: 390: 385: 370: 368: 367: 362: 360: 359: 340: 338: 337: 332: 308: 306: 305: 300: 298: 296: 295: 294: 281: 277: 276: 266: 261: 246: 244: 243: 238: 236: 234: 226: 218: 213: 198: 196: 195: 190: 164: 138: 130: 129: 89: 87: 86: 81: 66: 64: 63: 58: 56: 48: 21: 7229: 7228: 7224: 7223: 7222: 7220: 7219: 7218: 7204: 7203: 7202: 7166: 7165: 7156: 7142: 7141: 7137: 7127: 7126: 7122: 7115: 7102: 7101: 7094: 7084: 7083: 7076: 7072: 7057: 7031: 7013: 7012: 7009: 6987: 6970: 6958: 6934: 6929: 6928: 6904: 6899: 6898: 6860: 6852: 6851: 6819: 6814: 6813: 6786: 6785: 6754: 6728: 6720: 6719: 6712: 6705: 6694:must be zero. 6691: 6667: 6662: 6661: 6638: 6625: 6620: 6615: 6614: 6593: 6588: 6587: 6583: 6562: 6557: 6556: 6535: 6530: 6529: 6525: 6504: 6499: 6498: 6468: 6463: 6462: 6439: 6428: 6418: 6375: 6359: 6354: 6353: 6346: 6306: 6291: 6286: 6285: 6257: 6241: 6226: 6221: 6220: 6187: 6174: 6164: 6145: 6132: 6122: 6099: 6098: 6092: 6084: 6068: 6067: 6045: 6024: 6011: 6001: 5982: 5978: 5938: 5928: 5918: 5897: 5896: 5869: 5853: 5807: 5797: 5787: 5747: 5743: 5724: 5714: 5704: 5683: 5682: 5660: 5644: 5593: 5583: 5517: 5513: 5473: 5463: 5427: 5423: 5422: 5418: 5409: 5408: 5386: 5370: 5319: 5309: 5243: 5239: 5217: 5213: 5204: 5203: 5181: 5165: 5119: 5109: 5063: 5053: 4992: 4982: 4916: 4915: 4887: 4871: 4819: 4809: 4763: 4753: 4692: 4682: 4616: 4615: 4593: 4583: 4537: 4527: 4481: 4471: 4410: 4400: 4334: 4333: 4317: 4307: 4257: 4247: 4214: 4184: 4174: 4103: 4093: 4027: 4026: 4010: 4000: 3949: 3943: 3939: 3914: 3904: 3833: 3823: 3783: 3753: 3752: 3736: 3735: 3713: 3703: 3639: 3631: 3628: 3627: 3605: 3595: 3552: 3544: 3541: 3540: 3524: 3514: 3486: 3474: 3473: 3416: 3410: 3406: 3395: 3374: 3356: 3345: 3332: 3311: 3306: 3305: 3253: 3239: 3229: 3224: 3223: 3220: 3207: 3199: 3172: 3138: 3115: 3099: 3073: 3057: 3047: 3042: 3041: 3014: 3004: 2961: 2956: 2955: 2952: 2944: 2928: 2927: 2917: 2910: 2900: 2878: 2846: 2812: 2796: 2742: 2734: 2733: 2723: 2695: 2685: 2663: 2631: 2597: 2581: 2549: 2548: 2538: 2528: 2506: 2474: 2440: 2424: 2382: 2355: 2354: 2326: 2304: 2272: 2238: 2222: 2180: 2157: 2156: 2150: 2074: 2054: 2033: 2029: 2021: 2020: 2019:The expression 2004: 2003: 1981: 1971: 1884: 1880: 1846: 1836: 1779: 1775: 1773: 1765: 1764: 1748: 1738: 1651: 1647: 1622: 1614: 1613: 1594: 1584: 1553: 1543: 1497: 1487: 1423: 1415: 1414: 1398: 1388: 1336: 1326: 1259: 1249: 1188: 1180: 1179: 1163: 1153: 1095: 1085: 1009: 999: 932: 922: 921: 886: 876: 799: 794: 793: 761: 751: 695: 690: 689: 657: 640: 630: 599: 579: 578: 575: 533: 505: 487: 473: 437: 423: 410: 391: 378: 373: 372: 351: 346: 345: 317: 316: 286: 282: 268: 267: 254: 249: 248: 227: 219: 206: 201: 200: 157: 131: 121: 116: 115: 108:infinite series 69: 68: 36: 35: 28: 23: 22: 15: 12: 11: 5: 7227: 7225: 7217: 7216: 7206: 7205: 7201: 7200: 7154: 7135: 7120: 7113: 7092: 7073: 7071: 7068: 7067: 7066: 7055: 7033:Teschl, Gerald 7029: 7008: 7007:External links 7005: 7004: 7003: 7001:Laurent series 6998: 6993: 6991:Fuchs' theorem 6986: 6983: 6969: 6966: 6946: 6941: 6937: 6914: 6911: 6907: 6886: 6882: 6878: 6875: 6872: 6867: 6863: 6859: 6839: 6836: 6832: 6826: 6822: 6801: 6797: 6793: 6773: 6770: 6767: 6764: 6760: 6757: 6753: 6750: 6747: 6744: 6741: 6738: 6734: 6731: 6727: 6679: 6674: 6670: 6645: 6641: 6637: 6632: 6628: 6623: 6600: 6596: 6569: 6565: 6542: 6538: 6511: 6507: 6486: 6483: 6480: 6475: 6471: 6446: 6442: 6438: 6435: 6431: 6425: 6421: 6415: 6410: 6407: 6404: 6400: 6396: 6393: 6390: 6387: 6382: 6378: 6374: 6371: 6366: 6362: 6345: 6342: 6319: 6316: 6313: 6309: 6304: 6298: 6294: 6264: 6260: 6254: 6251: 6248: 6244: 6238: 6233: 6229: 6208: 6205: 6200: 6197: 6194: 6190: 6186: 6181: 6177: 6171: 6167: 6163: 6158: 6155: 6152: 6148: 6144: 6139: 6135: 6129: 6125: 6121: 6118: 6115: 6112: 6109: 6106: 6064: 6061: 6058: 6055: 6052: 6048: 6043: 6037: 6034: 6031: 6027: 6023: 6018: 6014: 6008: 6004: 6000: 5997: 5994: 5991: 5988: 5985: 5981: 5975: 5970: 5967: 5964: 5960: 5956: 5951: 5948: 5945: 5941: 5935: 5931: 5925: 5921: 5917: 5914: 5911: 5908: 5905: 5902: 5900: 5898: 5894: 5888: 5885: 5882: 5879: 5876: 5872: 5866: 5863: 5860: 5856: 5850: 5845: 5842: 5839: 5835: 5831: 5826: 5823: 5820: 5817: 5814: 5810: 5804: 5800: 5794: 5790: 5786: 5783: 5780: 5777: 5774: 5771: 5766: 5761: 5758: 5755: 5751: 5746: 5742: 5737: 5734: 5731: 5727: 5721: 5717: 5711: 5707: 5703: 5700: 5697: 5694: 5691: 5688: 5686: 5684: 5679: 5676: 5673: 5670: 5667: 5663: 5657: 5654: 5651: 5647: 5641: 5636: 5633: 5630: 5626: 5622: 5618: 5612: 5609: 5606: 5603: 5600: 5596: 5590: 5586: 5581: 5577: 5574: 5571: 5568: 5565: 5562: 5559: 5556: 5553: 5550: 5547: 5544: 5541: 5538: 5535: 5532: 5529: 5526: 5523: 5520: 5516: 5510: 5505: 5502: 5499: 5495: 5491: 5486: 5483: 5480: 5476: 5470: 5466: 5461: 5457: 5454: 5451: 5448: 5445: 5442: 5439: 5436: 5433: 5430: 5426: 5421: 5417: 5414: 5412: 5410: 5405: 5402: 5399: 5396: 5393: 5389: 5383: 5380: 5377: 5373: 5367: 5362: 5359: 5356: 5352: 5348: 5344: 5338: 5335: 5332: 5329: 5326: 5322: 5316: 5312: 5307: 5303: 5300: 5297: 5294: 5291: 5288: 5285: 5282: 5279: 5276: 5273: 5270: 5267: 5264: 5261: 5258: 5255: 5252: 5249: 5246: 5242: 5236: 5231: 5228: 5225: 5221: 5216: 5212: 5209: 5207: 5205: 5200: 5197: 5194: 5191: 5188: 5184: 5178: 5175: 5172: 5168: 5162: 5157: 5154: 5151: 5147: 5143: 5138: 5135: 5132: 5129: 5126: 5122: 5116: 5112: 5106: 5101: 5098: 5095: 5091: 5087: 5082: 5079: 5076: 5073: 5070: 5066: 5060: 5056: 5052: 5049: 5046: 5043: 5040: 5035: 5030: 5027: 5024: 5020: 5016: 5011: 5008: 5005: 5002: 4999: 4995: 4989: 4985: 4981: 4978: 4975: 4972: 4969: 4966: 4963: 4960: 4957: 4954: 4951: 4948: 4943: 4938: 4935: 4932: 4928: 4924: 4921: 4919: 4917: 4912: 4909: 4906: 4903: 4900: 4897: 4894: 4890: 4884: 4881: 4878: 4874: 4868: 4863: 4860: 4857: 4854: 4851: 4847: 4843: 4838: 4835: 4832: 4829: 4826: 4822: 4816: 4812: 4806: 4801: 4798: 4795: 4791: 4787: 4782: 4779: 4776: 4773: 4770: 4766: 4760: 4756: 4752: 4749: 4746: 4743: 4740: 4735: 4730: 4727: 4724: 4720: 4716: 4711: 4708: 4705: 4702: 4699: 4695: 4689: 4685: 4681: 4678: 4675: 4672: 4669: 4666: 4663: 4660: 4657: 4654: 4651: 4648: 4643: 4638: 4635: 4632: 4628: 4624: 4621: 4619: 4617: 4612: 4609: 4606: 4603: 4600: 4596: 4590: 4586: 4580: 4575: 4572: 4569: 4565: 4561: 4556: 4553: 4550: 4547: 4544: 4540: 4534: 4530: 4524: 4519: 4516: 4513: 4509: 4505: 4500: 4497: 4494: 4491: 4488: 4484: 4478: 4474: 4470: 4467: 4464: 4461: 4458: 4453: 4448: 4445: 4442: 4438: 4434: 4429: 4426: 4423: 4420: 4417: 4413: 4407: 4403: 4399: 4396: 4393: 4390: 4387: 4384: 4381: 4378: 4375: 4372: 4369: 4366: 4361: 4356: 4353: 4350: 4346: 4342: 4339: 4337: 4335: 4330: 4327: 4324: 4320: 4314: 4310: 4304: 4299: 4296: 4293: 4289: 4283: 4280: 4275: 4270: 4267: 4264: 4260: 4254: 4250: 4244: 4239: 4236: 4233: 4229: 4221: 4217: 4213: 4208: 4203: 4200: 4197: 4194: 4191: 4187: 4181: 4177: 4173: 4170: 4167: 4164: 4161: 4156: 4151: 4148: 4145: 4141: 4135: 4132: 4127: 4122: 4119: 4116: 4113: 4110: 4106: 4100: 4096: 4092: 4089: 4086: 4083: 4080: 4077: 4074: 4071: 4068: 4065: 4062: 4059: 4054: 4049: 4046: 4043: 4039: 4035: 4032: 4030: 4028: 4023: 4020: 4017: 4013: 4007: 4003: 3997: 3992: 3989: 3986: 3982: 3977: 3971: 3968: 3963: 3956: 3952: 3948: 3942: 3938: 3933: 3930: 3927: 3924: 3921: 3917: 3911: 3907: 3903: 3900: 3897: 3894: 3891: 3886: 3881: 3878: 3875: 3871: 3865: 3862: 3857: 3852: 3849: 3846: 3843: 3840: 3836: 3830: 3826: 3822: 3819: 3816: 3813: 3810: 3807: 3804: 3801: 3798: 3795: 3792: 3789: 3786: 3784: 3780: 3775: 3772: 3769: 3765: 3761: 3760: 3732: 3729: 3726: 3723: 3720: 3716: 3710: 3706: 3702: 3699: 3696: 3693: 3690: 3687: 3684: 3681: 3678: 3675: 3672: 3669: 3664: 3659: 3656: 3653: 3649: 3645: 3642: 3640: 3637: 3634: 3630: 3629: 3624: 3621: 3618: 3615: 3612: 3608: 3602: 3598: 3594: 3591: 3588: 3585: 3582: 3577: 3572: 3569: 3566: 3562: 3558: 3555: 3553: 3550: 3547: 3543: 3542: 3537: 3534: 3531: 3527: 3521: 3517: 3511: 3506: 3503: 3500: 3496: 3492: 3489: 3487: 3485: 3482: 3481: 3454: 3451: 3448: 3444: 3438: 3435: 3430: 3423: 3419: 3415: 3409: 3405: 3401: 3398: 3392: 3389: 3384: 3380: 3377: 3373: 3370: 3363: 3359: 3354: 3351: 3348: 3342: 3338: 3335: 3329: 3326: 3321: 3317: 3314: 3287: 3284: 3281: 3278: 3275: 3272: 3269: 3266: 3263: 3259: 3256: 3252: 3249: 3245: 3242: 3236: 3232: 3222:Let us solve 3219: 3216: 3203: 3179: 3175: 3171: 3168: 3165: 3162: 3159: 3156: 3153: 3150: 3145: 3141: 3137: 3134: 3131: 3128: 3125: 3121: 3118: 3114: 3111: 3106: 3102: 3098: 3095: 3092: 3089: 3086: 3083: 3079: 3076: 3072: 3069: 3064: 3060: 3054: 3050: 3027: 3024: 3021: 3017: 3011: 3007: 3001: 2996: 2993: 2990: 2986: 2982: 2979: 2976: 2973: 2968: 2964: 2948: 2924: 2920: 2916: 2913: 2911: 2907: 2903: 2896: 2893: 2890: 2887: 2884: 2881: 2876: 2873: 2870: 2865: 2862: 2859: 2856: 2853: 2849: 2845: 2842: 2839: 2836: 2831: 2828: 2825: 2822: 2819: 2815: 2811: 2808: 2805: 2802: 2799: 2791: 2788: 2785: 2780: 2777: 2774: 2770: 2763: 2760: 2757: 2754: 2751: 2748: 2745: 2741: 2736: 2735: 2730: 2726: 2722: 2719: 2716: 2713: 2710: 2707: 2704: 2701: 2698: 2696: 2692: 2688: 2681: 2678: 2675: 2672: 2669: 2666: 2661: 2658: 2655: 2650: 2647: 2644: 2641: 2638: 2634: 2630: 2627: 2624: 2621: 2616: 2613: 2610: 2607: 2604: 2600: 2596: 2593: 2590: 2587: 2584: 2576: 2573: 2570: 2565: 2562: 2559: 2555: 2551: 2550: 2547: 2544: 2541: 2539: 2535: 2531: 2524: 2521: 2518: 2515: 2512: 2509: 2504: 2501: 2498: 2493: 2490: 2487: 2484: 2481: 2477: 2473: 2470: 2467: 2464: 2459: 2456: 2453: 2450: 2447: 2443: 2439: 2436: 2433: 2430: 2427: 2419: 2416: 2413: 2408: 2405: 2402: 2398: 2394: 2389: 2385: 2381: 2378: 2375: 2372: 2369: 2366: 2363: 2362: 2338: 2333: 2329: 2322: 2319: 2316: 2313: 2310: 2307: 2302: 2299: 2296: 2291: 2288: 2285: 2282: 2279: 2275: 2271: 2268: 2265: 2262: 2257: 2254: 2251: 2248: 2245: 2241: 2237: 2234: 2231: 2228: 2225: 2217: 2214: 2211: 2206: 2203: 2200: 2196: 2192: 2187: 2183: 2179: 2176: 2173: 2170: 2167: 2164: 2099: 2096: 2093: 2090: 2087: 2083: 2080: 2077: 2073: 2070: 2067: 2063: 2060: 2057: 2053: 2050: 2046: 2042: 2039: 2036: 2032: 2028: 2002: 1999: 1994: 1991: 1988: 1984: 1978: 1974: 1969: 1965: 1962: 1959: 1956: 1953: 1950: 1947: 1944: 1941: 1938: 1935: 1932: 1929: 1926: 1923: 1920: 1917: 1914: 1911: 1908: 1905: 1902: 1899: 1896: 1893: 1890: 1887: 1883: 1877: 1872: 1869: 1866: 1862: 1858: 1853: 1849: 1843: 1839: 1834: 1830: 1827: 1824: 1821: 1818: 1815: 1812: 1809: 1806: 1803: 1800: 1797: 1794: 1791: 1788: 1785: 1782: 1778: 1774: 1770: 1767: 1766: 1761: 1758: 1755: 1751: 1745: 1741: 1736: 1732: 1729: 1726: 1723: 1720: 1717: 1714: 1711: 1708: 1705: 1702: 1699: 1696: 1693: 1690: 1687: 1684: 1681: 1678: 1675: 1672: 1669: 1666: 1663: 1660: 1657: 1654: 1650: 1644: 1639: 1636: 1633: 1629: 1625: 1623: 1619: 1616: 1615: 1612: 1607: 1604: 1601: 1597: 1591: 1587: 1583: 1580: 1577: 1574: 1571: 1566: 1563: 1560: 1556: 1550: 1546: 1542: 1539: 1536: 1533: 1530: 1527: 1524: 1521: 1518: 1515: 1510: 1507: 1504: 1500: 1494: 1490: 1486: 1483: 1480: 1477: 1474: 1471: 1468: 1465: 1462: 1459: 1456: 1453: 1450: 1445: 1440: 1437: 1434: 1430: 1426: 1424: 1420: 1417: 1416: 1411: 1408: 1405: 1401: 1395: 1391: 1385: 1380: 1377: 1374: 1370: 1366: 1363: 1360: 1357: 1354: 1349: 1346: 1343: 1339: 1333: 1329: 1325: 1322: 1319: 1316: 1313: 1308: 1303: 1300: 1297: 1293: 1289: 1286: 1283: 1280: 1277: 1272: 1269: 1266: 1262: 1256: 1252: 1248: 1245: 1242: 1239: 1236: 1233: 1230: 1227: 1224: 1221: 1218: 1215: 1210: 1205: 1202: 1199: 1195: 1191: 1189: 1185: 1182: 1181: 1176: 1173: 1170: 1166: 1160: 1156: 1150: 1145: 1142: 1139: 1135: 1131: 1128: 1125: 1122: 1119: 1114: 1111: 1108: 1105: 1102: 1098: 1092: 1088: 1084: 1081: 1078: 1075: 1072: 1067: 1062: 1059: 1056: 1052: 1048: 1045: 1042: 1039: 1036: 1033: 1028: 1025: 1022: 1019: 1016: 1012: 1006: 1002: 998: 995: 992: 989: 986: 983: 980: 977: 974: 971: 968: 965: 960: 955: 952: 949: 945: 939: 935: 931: 929: 905: 902: 899: 896: 893: 889: 883: 879: 875: 872: 869: 866: 863: 860: 857: 854: 851: 848: 845: 842: 837: 832: 829: 826: 822: 818: 815: 812: 809: 805: 802: 780: 777: 774: 771: 768: 764: 758: 754: 750: 747: 744: 741: 738: 733: 728: 725: 722: 718: 714: 711: 708: 705: 701: 698: 675: 672: 669: 664: 660: 656: 652: 647: 643: 637: 633: 627: 622: 619: 616: 612: 606: 602: 598: 595: 592: 589: 586: 574: 571: 532: 529: 457: 454: 451: 444: 440: 435: 432: 429: 426: 420: 416: 413: 407: 403: 400: 397: 394: 388: 384: 381: 358: 354: 330: 327: 324: 293: 289: 285: 280: 275: 271: 264: 260: 257: 233: 230: 225: 222: 216: 212: 209: 188: 185: 182: 179: 176: 173: 170: 167: 163: 160: 156: 153: 150: 147: 144: 141: 137: 134: 128: 124: 102:, named after 79: 76: 54: 51: 46: 43: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 7226: 7215: 7212: 7211: 7209: 7196: 7192: 7187: 7182: 7178: 7174: 7170: 7163: 7161: 7159: 7155: 7150: 7146: 7139: 7136: 7131: 7124: 7121: 7116: 7114:0-8176-3318-9 7110: 7106: 7099: 7097: 7093: 7088: 7081: 7079: 7075: 7069: 7064: 7058: 7052: 7048: 7044: 7040: 7039: 7034: 7030: 7025: 7024: 7019: 7016: 7011: 7010: 7006: 7002: 6999: 6997: 6994: 6992: 6989: 6988: 6984: 6982: 6980: 6976: 6967: 6965: 6962: 6944: 6939: 6935: 6912: 6909: 6905: 6884: 6880: 6873: 6870: 6865: 6861: 6837: 6834: 6830: 6824: 6820: 6799: 6795: 6791: 6771: 6768: 6765: 6762: 6758: 6755: 6748: 6745: 6742: 6736: 6732: 6729: 6725: 6715: 6708: 6703: 6699: 6695: 6677: 6672: 6668: 6643: 6639: 6635: 6630: 6626: 6621: 6598: 6594: 6567: 6563: 6540: 6536: 6509: 6505: 6481: 6473: 6469: 6444: 6440: 6436: 6433: 6429: 6423: 6419: 6408: 6405: 6402: 6398: 6394: 6391: 6388: 6385: 6380: 6376: 6372: 6369: 6364: 6360: 6350: 6343: 6341: 6339: 6335: 6317: 6314: 6311: 6307: 6302: 6296: 6292: 6282: 6279: 6262: 6258: 6252: 6249: 6246: 6242: 6236: 6231: 6227: 6206: 6203: 6198: 6195: 6192: 6188: 6184: 6179: 6175: 6169: 6165: 6161: 6156: 6153: 6150: 6146: 6142: 6137: 6133: 6127: 6119: 6116: 6113: 6110: 6107: 6095: 6088: 6081: 6062: 6059: 6056: 6053: 6050: 6046: 6041: 6035: 6032: 6029: 6025: 6021: 6016: 6012: 6006: 5998: 5995: 5992: 5989: 5986: 5979: 5968: 5965: 5962: 5958: 5954: 5949: 5946: 5943: 5939: 5933: 5929: 5923: 5915: 5912: 5909: 5903: 5901: 5892: 5886: 5883: 5880: 5877: 5874: 5870: 5864: 5861: 5858: 5854: 5843: 5840: 5837: 5833: 5829: 5824: 5821: 5818: 5815: 5812: 5808: 5802: 5798: 5792: 5784: 5781: 5778: 5775: 5772: 5759: 5756: 5753: 5749: 5744: 5740: 5735: 5732: 5729: 5725: 5719: 5715: 5709: 5701: 5698: 5695: 5689: 5687: 5677: 5674: 5671: 5668: 5665: 5661: 5655: 5652: 5649: 5645: 5634: 5631: 5628: 5624: 5620: 5616: 5610: 5607: 5604: 5601: 5598: 5594: 5588: 5584: 5579: 5575: 5572: 5566: 5563: 5560: 5554: 5548: 5545: 5542: 5539: 5536: 5527: 5524: 5521: 5514: 5503: 5500: 5497: 5493: 5489: 5484: 5481: 5478: 5474: 5468: 5464: 5459: 5455: 5452: 5449: 5446: 5440: 5437: 5434: 5428: 5424: 5419: 5415: 5413: 5403: 5400: 5397: 5394: 5391: 5387: 5381: 5378: 5375: 5371: 5360: 5357: 5354: 5350: 5346: 5342: 5336: 5333: 5330: 5327: 5324: 5320: 5314: 5310: 5305: 5301: 5298: 5292: 5289: 5286: 5280: 5274: 5271: 5268: 5265: 5262: 5253: 5250: 5247: 5240: 5229: 5226: 5223: 5219: 5214: 5210: 5208: 5198: 5195: 5192: 5189: 5186: 5182: 5176: 5173: 5170: 5166: 5155: 5152: 5149: 5145: 5141: 5136: 5133: 5130: 5127: 5124: 5120: 5114: 5110: 5099: 5096: 5093: 5089: 5085: 5080: 5077: 5074: 5071: 5068: 5064: 5058: 5054: 5047: 5044: 5041: 5028: 5025: 5022: 5018: 5014: 5009: 5006: 5003: 5000: 4997: 4993: 4987: 4983: 4976: 4973: 4970: 4967: 4964: 4955: 4952: 4949: 4936: 4933: 4930: 4926: 4922: 4920: 4910: 4907: 4904: 4901: 4898: 4895: 4892: 4888: 4882: 4879: 4876: 4872: 4861: 4858: 4855: 4852: 4849: 4845: 4841: 4836: 4833: 4830: 4827: 4824: 4820: 4814: 4810: 4799: 4796: 4793: 4789: 4785: 4780: 4777: 4774: 4771: 4768: 4764: 4758: 4754: 4747: 4744: 4741: 4728: 4725: 4722: 4718: 4714: 4709: 4706: 4703: 4700: 4697: 4693: 4687: 4683: 4676: 4673: 4670: 4667: 4664: 4655: 4652: 4649: 4636: 4633: 4630: 4626: 4622: 4620: 4610: 4607: 4604: 4601: 4598: 4594: 4588: 4584: 4573: 4570: 4567: 4563: 4559: 4554: 4551: 4548: 4545: 4542: 4538: 4532: 4528: 4517: 4514: 4511: 4507: 4503: 4498: 4495: 4492: 4489: 4486: 4482: 4476: 4472: 4465: 4462: 4459: 4446: 4443: 4440: 4436: 4432: 4427: 4424: 4421: 4418: 4415: 4411: 4405: 4401: 4394: 4391: 4388: 4385: 4382: 4373: 4370: 4367: 4354: 4351: 4348: 4344: 4340: 4338: 4328: 4325: 4322: 4318: 4312: 4308: 4297: 4294: 4291: 4287: 4281: 4278: 4273: 4268: 4265: 4262: 4258: 4252: 4248: 4237: 4234: 4231: 4227: 4219: 4215: 4211: 4206: 4201: 4198: 4195: 4192: 4189: 4185: 4179: 4175: 4168: 4165: 4162: 4149: 4146: 4143: 4139: 4133: 4130: 4125: 4120: 4117: 4114: 4111: 4108: 4104: 4098: 4094: 4087: 4084: 4081: 4078: 4075: 4066: 4063: 4060: 4047: 4044: 4041: 4037: 4033: 4031: 4021: 4018: 4015: 4011: 4005: 4001: 3990: 3987: 3984: 3980: 3975: 3969: 3966: 3961: 3954: 3950: 3946: 3940: 3936: 3931: 3928: 3925: 3922: 3919: 3915: 3909: 3905: 3898: 3895: 3892: 3879: 3876: 3873: 3869: 3863: 3860: 3855: 3850: 3847: 3844: 3841: 3838: 3834: 3828: 3824: 3817: 3814: 3811: 3808: 3805: 3796: 3793: 3790: 3785: 3773: 3770: 3767: 3763: 3749: 3730: 3727: 3724: 3721: 3718: 3714: 3708: 3704: 3697: 3694: 3691: 3688: 3685: 3676: 3673: 3670: 3657: 3654: 3651: 3647: 3643: 3641: 3635: 3632: 3622: 3619: 3616: 3613: 3610: 3606: 3600: 3596: 3589: 3586: 3583: 3570: 3567: 3564: 3560: 3556: 3554: 3548: 3545: 3535: 3532: 3529: 3525: 3519: 3515: 3504: 3501: 3498: 3494: 3490: 3488: 3483: 3470: 3468: 3452: 3449: 3446: 3442: 3436: 3433: 3428: 3421: 3417: 3413: 3407: 3403: 3399: 3396: 3390: 3387: 3382: 3378: 3375: 3371: 3368: 3361: 3357: 3352: 3349: 3346: 3340: 3336: 3333: 3327: 3324: 3319: 3315: 3312: 3303: 3298: 3285: 3282: 3279: 3273: 3270: 3267: 3261: 3257: 3254: 3250: 3247: 3243: 3240: 3234: 3230: 3217: 3215: 3211: 3206: 3202: 3197: 3192: 3177: 3173: 3166: 3160: 3157: 3151: 3143: 3139: 3132: 3126: 3123: 3119: 3112: 3104: 3100: 3096: 3090: 3084: 3081: 3077: 3070: 3062: 3058: 3052: 3048: 3025: 3022: 3019: 3015: 3009: 3005: 2994: 2991: 2988: 2984: 2980: 2974: 2966: 2962: 2951: 2947: 2941: 2922: 2918: 2914: 2912: 2905: 2901: 2894: 2888: 2885: 2882: 2871: 2860: 2857: 2854: 2847: 2843: 2837: 2826: 2823: 2820: 2813: 2806: 2803: 2800: 2789: 2786: 2783: 2778: 2775: 2772: 2768: 2758: 2755: 2752: 2746: 2743: 2739: 2728: 2724: 2717: 2714: 2711: 2705: 2702: 2699: 2697: 2690: 2686: 2679: 2673: 2670: 2667: 2656: 2645: 2642: 2639: 2632: 2628: 2622: 2611: 2608: 2605: 2598: 2591: 2588: 2585: 2574: 2571: 2568: 2563: 2560: 2557: 2553: 2545: 2542: 2540: 2533: 2529: 2522: 2516: 2513: 2510: 2499: 2488: 2485: 2482: 2475: 2471: 2465: 2454: 2451: 2448: 2441: 2434: 2431: 2428: 2417: 2414: 2411: 2406: 2403: 2400: 2396: 2392: 2387: 2383: 2376: 2373: 2370: 2364: 2352: 2349: 2336: 2331: 2327: 2320: 2314: 2311: 2308: 2297: 2286: 2283: 2280: 2273: 2269: 2263: 2252: 2249: 2246: 2239: 2232: 2229: 2226: 2215: 2212: 2209: 2204: 2201: 2198: 2194: 2190: 2185: 2181: 2174: 2171: 2168: 2162: 2153: 2147: 2145: 2141: 2137: 2133: 2129: 2125: 2121: 2117: 2113: 2094: 2088: 2085: 2081: 2078: 2075: 2071: 2068: 2065: 2061: 2058: 2055: 2051: 2048: 2044: 2040: 2037: 2034: 2030: 2026: 2017: 2000: 1997: 1992: 1989: 1986: 1982: 1976: 1972: 1967: 1960: 1954: 1951: 1945: 1942: 1939: 1930: 1924: 1921: 1915: 1912: 1909: 1900: 1897: 1894: 1891: 1888: 1881: 1870: 1867: 1864: 1860: 1856: 1851: 1847: 1841: 1837: 1832: 1825: 1819: 1816: 1813: 1807: 1801: 1798: 1792: 1789: 1786: 1780: 1776: 1768: 1759: 1756: 1753: 1749: 1743: 1739: 1734: 1727: 1721: 1718: 1712: 1709: 1706: 1697: 1691: 1688: 1682: 1679: 1676: 1667: 1664: 1661: 1658: 1655: 1648: 1637: 1634: 1631: 1627: 1624: 1617: 1605: 1602: 1599: 1595: 1589: 1585: 1578: 1572: 1569: 1564: 1561: 1558: 1554: 1548: 1544: 1537: 1534: 1531: 1522: 1516: 1513: 1508: 1505: 1502: 1498: 1492: 1488: 1481: 1478: 1475: 1466: 1463: 1460: 1457: 1454: 1438: 1435: 1432: 1428: 1425: 1418: 1409: 1406: 1403: 1399: 1393: 1389: 1378: 1375: 1372: 1368: 1361: 1355: 1352: 1347: 1344: 1341: 1337: 1331: 1327: 1320: 1317: 1314: 1301: 1298: 1295: 1291: 1284: 1278: 1275: 1270: 1267: 1264: 1260: 1254: 1250: 1243: 1240: 1237: 1228: 1225: 1222: 1219: 1216: 1203: 1200: 1197: 1193: 1190: 1183: 1174: 1171: 1168: 1164: 1158: 1154: 1143: 1140: 1137: 1133: 1126: 1120: 1117: 1112: 1109: 1106: 1103: 1100: 1096: 1090: 1086: 1079: 1076: 1073: 1060: 1057: 1054: 1050: 1043: 1037: 1034: 1031: 1026: 1023: 1020: 1017: 1014: 1010: 1004: 1000: 993: 990: 987: 978: 975: 972: 969: 966: 953: 950: 947: 943: 937: 933: 918: 903: 900: 897: 894: 891: 887: 881: 877: 870: 867: 864: 855: 852: 849: 846: 843: 830: 827: 824: 820: 816: 810: 803: 800: 778: 775: 772: 769: 766: 762: 756: 752: 745: 742: 739: 726: 723: 720: 716: 712: 706: 699: 696: 686: 670: 667: 662: 658: 650: 645: 641: 635: 631: 620: 617: 614: 610: 604: 600: 596: 590: 584: 572: 570: 567: 565: 561: 556: 554: 550: 544: 542: 538: 528: 526: 522: 518: 514: 508: 503: 498: 494: 490: 484: 480: 476: 471: 455: 452: 449: 442: 438: 430: 424: 418: 414: 411: 405: 398: 392: 386: 382: 379: 356: 352: 342: 328: 325: 322: 315: 310: 291: 287: 283: 278: 273: 269: 262: 258: 255: 231: 228: 223: 220: 214: 210: 207: 186: 183: 180: 174: 168: 165: 161: 158: 154: 148: 142: 139: 135: 132: 126: 122: 113: 109: 105: 101: 97: 77: 74: 52: 49: 44: 41: 32: 19: 7176: 7172: 7148: 7144: 7138: 7129: 7123: 7104: 7086: 7037: 7021: 6978: 6974: 6971: 6960: 6713: 6706: 6697: 6696: 6351: 6347: 6283: 6280: 6093: 6086: 6082: 3750: 3471: 3466: 3301: 3299: 3221: 3209: 3204: 3200: 3195: 3193: 2949: 2945: 2942: 2353: 2350: 2151: 2148: 2143: 2139: 2135: 2131: 2127: 2123: 2119: 2115: 2111: 2018: 919: 687: 576: 568: 563: 559: 557: 552: 548: 545: 540: 536: 534: 524: 520: 516: 512: 506: 496: 492: 488: 482: 478: 474: 343: 311: 114:of the form 99: 93: 96:mathematics 7151:: 159–204. 7070:References 7043:Providence 3040:satisfies 472:if either 7195:2075-1680 7179:(1): 32. 7023:MathWorld 6910:− 6871:− 6763:− 6746:− 6636:− 6414:∞ 6399:∑ 6389:⁡ 6315:− 6250:− 6196:− 6185:− 6154:− 6143:− 6117:− 6060:− 6033:− 6022:− 5996:− 5974:∞ 5959:∑ 5947:− 5913:− 5884:− 5862:− 5849:∞ 5834:∑ 5830:− 5822:− 5782:− 5765:∞ 5750:∑ 5733:− 5699:− 5675:− 5653:− 5640:∞ 5625:∑ 5621:− 5608:− 5555:− 5546:− 5509:∞ 5494:∑ 5482:− 5447:− 5438:− 5401:− 5379:− 5366:∞ 5351:∑ 5347:− 5334:− 5281:− 5272:− 5235:∞ 5220:∑ 5196:− 5174:− 5161:∞ 5146:∑ 5142:− 5134:− 5105:∞ 5090:∑ 5078:− 5034:∞ 5019:∑ 5015:− 5007:− 4974:− 4942:∞ 4927:∑ 4908:− 4896:− 4880:− 4867:∞ 4853:− 4846:∑ 4842:− 4834:− 4805:∞ 4790:∑ 4778:− 4734:∞ 4719:∑ 4715:− 4707:− 4674:− 4642:∞ 4627:∑ 4608:− 4579:∞ 4564:∑ 4560:− 4552:− 4523:∞ 4508:∑ 4496:− 4452:∞ 4437:∑ 4433:− 4425:− 4392:− 4360:∞ 4345:∑ 4303:∞ 4288:∑ 4274:− 4243:∞ 4228:∑ 4199:− 4155:∞ 4140:∑ 4126:− 4118:− 4085:− 4053:∞ 4038:∑ 3996:∞ 3981:∑ 3962:− 3929:− 3885:∞ 3870:∑ 3856:− 3848:− 3815:− 3779:∞ 3764:∑ 3728:− 3695:− 3663:∞ 3648:∑ 3620:− 3576:∞ 3561:∑ 3510:∞ 3495:∑ 3429:− 3383:− 3350:− 3320:− 3271:− 3248:− 3000:∞ 2985:∑ 2886:− 2858:− 2824:− 2787:− 2769:∑ 2744:− 2703:− 2671:− 2643:− 2609:− 2572:− 2554:∑ 2514:− 2486:− 2452:− 2415:− 2397:∑ 2312:− 2284:− 2250:− 2213:− 2195:∑ 2038:− 1898:− 1876:∞ 1861:∑ 1790:− 1665:− 1643:∞ 1628:∑ 1464:− 1444:∞ 1429:∑ 1384:∞ 1369:∑ 1307:∞ 1292:∑ 1226:− 1209:∞ 1194:∑ 1149:∞ 1134:∑ 1110:− 1066:∞ 1051:∑ 1024:− 976:− 959:∞ 944:∑ 901:− 853:− 836:∞ 821:∑ 776:− 732:∞ 717:∑ 668:≠ 626:∞ 611:∑ 263:≡ 215:≡ 75:− 7208:Category 7035:(2012). 6985:See also 6759:′ 6733:″ 6586:and the 6089:βˆ’ 1) = 0 3636:″ 3549:′ 3400:′ 3379:″ 3337:′ 3316:″ 3304:to give 3258:′ 3244:″ 3120:′ 3078:″ 804:″ 700:′ 504:at  502:analytic 415:′ 383:″ 259:″ 211:′ 162:′ 136:″ 6698:Example 3218:Example 2954:above, 500:is not 7193:  7173:Axioms 7111:  7053:  6461:where 519:) and 98:, the 6704:with 6332:is a 6083:From 537:forms 199:with 7191:ISSN 7109:ISBN 7051:ISBN 6812:and 6711:and 560:form 247:and 67:and 7181:doi 6718:): 6716:= 2 6709:= 1 3198:in 2155:is 509:= 0 486:or 341:. 94:In 7210:: 7189:. 7177:12 7175:. 7171:. 7157:^ 7149:66 7147:. 7095:^ 7077:^ 7049:. 7045:: 7041:. 7020:. 6964:. 6959:1/ 6386:ln 6340:. 2146:. 495:)/ 481:)/ 309:. 7197:. 7183:: 7117:. 7059:. 7026:. 6979:r 6961:z 6945:, 6940:0 6936:z 6913:1 6906:z 6885:z 6881:/ 6877:) 6874:1 6866:z 6862:e 6858:( 6838:, 6835:z 6831:/ 6825:z 6821:e 6800:z 6796:/ 6792:1 6772:0 6769:= 6766:u 6756:u 6752:) 6749:z 6743:2 6740:( 6737:+ 6730:u 6726:z 6714:b 6707:a 6692:C 6678:. 6673:k 6669:B 6644:2 6640:r 6631:1 6627:r 6622:B 6599:k 6595:B 6584:C 6568:0 6564:B 6541:k 6537:B 6526:C 6510:2 6506:r 6485:) 6482:x 6479:( 6474:1 6470:y 6445:2 6441:r 6437:+ 6434:k 6430:x 6424:k 6420:B 6409:0 6406:= 6403:k 6395:+ 6392:x 6381:1 6377:y 6373:C 6370:= 6365:2 6361:y 6318:1 6312:k 6308:A 6303:/ 6297:k 6293:A 6263:2 6259:k 6253:1 6247:k 6243:A 6237:= 6232:k 6228:A 6207:0 6204:= 6199:1 6193:k 6189:A 6180:k 6176:A 6170:2 6166:k 6162:= 6157:1 6151:k 6147:A 6138:k 6134:A 6128:2 6124:) 6120:1 6114:1 6111:+ 6108:k 6105:( 6094:z 6087:r 6085:( 6063:2 6057:r 6054:+ 6051:k 6047:z 6042:) 6036:1 6030:k 6026:A 6017:k 6013:A 6007:2 6003:) 5999:1 5993:r 5990:+ 5987:k 5984:( 5980:( 5969:1 5966:= 5963:k 5955:+ 5950:2 5944:r 5940:z 5934:0 5930:A 5924:2 5920:) 5916:1 5910:r 5907:( 5904:= 5893:} 5887:2 5881:r 5878:+ 5875:k 5871:z 5865:1 5859:k 5855:A 5844:1 5841:= 5838:k 5825:2 5819:r 5816:+ 5813:k 5809:z 5803:k 5799:A 5793:2 5789:) 5785:1 5779:r 5776:+ 5773:k 5770:( 5760:1 5757:= 5754:k 5745:{ 5741:+ 5736:2 5730:r 5726:z 5720:0 5716:A 5710:2 5706:) 5702:1 5696:r 5693:( 5690:= 5678:2 5672:r 5669:+ 5666:k 5662:z 5656:1 5650:k 5646:A 5635:1 5632:= 5629:k 5617:} 5611:2 5605:r 5602:+ 5599:k 5595:z 5589:k 5585:A 5580:) 5576:1 5573:+ 5570:) 5567:r 5564:+ 5561:k 5558:( 5552:) 5549:1 5543:r 5540:+ 5537:k 5534:( 5531:) 5528:r 5525:+ 5522:k 5519:( 5515:( 5504:1 5501:= 5498:k 5490:+ 5485:2 5479:r 5475:z 5469:0 5465:A 5460:) 5456:1 5453:+ 5450:r 5444:) 5441:1 5435:r 5432:( 5429:r 5425:( 5420:{ 5416:= 5404:2 5398:r 5395:+ 5392:k 5388:z 5382:1 5376:k 5372:A 5361:1 5358:= 5355:k 5343:} 5337:2 5331:r 5328:+ 5325:k 5321:z 5315:k 5311:A 5306:) 5302:1 5299:+ 5296:) 5293:r 5290:+ 5287:k 5284:( 5278:) 5275:1 5269:r 5266:+ 5263:k 5260:( 5257:) 5254:r 5251:+ 5248:k 5245:( 5241:( 5230:0 5227:= 5224:k 5215:{ 5211:= 5199:2 5193:r 5190:+ 5187:k 5183:z 5177:1 5171:k 5167:A 5156:1 5153:= 5150:k 5137:2 5131:r 5128:+ 5125:k 5121:z 5115:k 5111:A 5100:0 5097:= 5094:k 5086:+ 5081:2 5075:r 5072:+ 5069:k 5065:z 5059:k 5055:A 5051:) 5048:r 5045:+ 5042:k 5039:( 5029:0 5026:= 5023:k 5010:2 5004:r 5001:+ 4998:k 4994:z 4988:k 4984:A 4980:) 4977:1 4971:r 4968:+ 4965:k 4962:( 4959:) 4956:r 4953:+ 4950:k 4947:( 4937:0 4934:= 4931:k 4923:= 4911:1 4905:r 4902:+ 4899:1 4893:k 4889:z 4883:1 4877:k 4873:A 4862:0 4859:= 4856:1 4850:k 4837:2 4831:r 4828:+ 4825:k 4821:z 4815:k 4811:A 4800:0 4797:= 4794:k 4786:+ 4781:2 4775:r 4772:+ 4769:k 4765:z 4759:k 4755:A 4751:) 4748:r 4745:+ 4742:k 4739:( 4729:0 4726:= 4723:k 4710:2 4704:r 4701:+ 4698:k 4694:z 4688:k 4684:A 4680:) 4677:1 4671:r 4668:+ 4665:k 4662:( 4659:) 4656:r 4653:+ 4650:k 4647:( 4637:0 4634:= 4631:k 4623:= 4611:1 4605:r 4602:+ 4599:k 4595:z 4589:k 4585:A 4574:0 4571:= 4568:k 4555:2 4549:r 4546:+ 4543:k 4539:z 4533:k 4529:A 4518:0 4515:= 4512:k 4504:+ 4499:2 4493:r 4490:+ 4487:k 4483:z 4477:k 4473:A 4469:) 4466:r 4463:+ 4460:k 4457:( 4447:0 4444:= 4441:k 4428:2 4422:r 4419:+ 4416:k 4412:z 4406:k 4402:A 4398:) 4395:1 4389:r 4386:+ 4383:k 4380:( 4377:) 4374:r 4371:+ 4368:k 4365:( 4355:0 4352:= 4349:k 4341:= 4329:r 4326:+ 4323:k 4319:z 4313:k 4309:A 4298:0 4295:= 4292:k 4282:z 4279:1 4269:r 4266:+ 4263:k 4259:z 4253:k 4249:A 4238:0 4235:= 4232:k 4220:2 4216:z 4212:1 4207:+ 4202:1 4196:r 4193:+ 4190:k 4186:z 4180:k 4176:A 4172:) 4169:r 4166:+ 4163:k 4160:( 4150:0 4147:= 4144:k 4134:z 4131:1 4121:2 4115:r 4112:+ 4109:k 4105:z 4099:k 4095:A 4091:) 4088:1 4082:r 4079:+ 4076:k 4073:( 4070:) 4067:r 4064:+ 4061:k 4058:( 4048:0 4045:= 4042:k 4034:= 4022:r 4019:+ 4016:k 4012:z 4006:k 4002:A 3991:0 3988:= 3985:k 3976:) 3970:z 3967:1 3955:2 3951:z 3947:1 3941:( 3937:+ 3932:1 3926:r 3923:+ 3920:k 3916:z 3910:k 3906:A 3902:) 3899:r 3896:+ 3893:k 3890:( 3880:0 3877:= 3874:k 3864:z 3861:1 3851:2 3845:r 3842:+ 3839:k 3835:z 3829:k 3825:A 3821:) 3818:1 3812:r 3809:+ 3806:k 3803:( 3800:) 3797:r 3794:+ 3791:k 3788:( 3774:0 3771:= 3768:k 3731:2 3725:r 3722:+ 3719:k 3715:z 3709:k 3705:A 3701:) 3698:1 3692:r 3689:+ 3686:k 3683:( 3680:) 3677:r 3674:+ 3671:k 3668:( 3658:0 3655:= 3652:k 3644:= 3633:f 3623:1 3617:r 3614:+ 3611:k 3607:z 3601:k 3597:A 3593:) 3590:r 3587:+ 3584:k 3581:( 3571:0 3568:= 3565:k 3557:= 3546:f 3536:r 3533:+ 3530:k 3526:z 3520:k 3516:A 3505:0 3502:= 3499:k 3491:= 3484:f 3467:z 3453:0 3450:= 3447:f 3443:) 3437:z 3434:1 3422:2 3418:z 3414:1 3408:( 3404:+ 3397:f 3391:z 3388:1 3376:f 3372:= 3369:f 3362:2 3358:z 3353:z 3347:1 3341:+ 3334:f 3328:z 3325:1 3313:f 3302:z 3286:0 3283:= 3280:f 3277:) 3274:z 3268:1 3265:( 3262:+ 3255:f 3251:z 3241:f 3235:2 3231:z 3212:) 3210:z 3208:( 3205:r 3201:U 3196:r 3178:r 3174:z 3170:) 3167:r 3164:( 3161:I 3158:= 3155:) 3152:z 3149:( 3144:r 3140:U 3136:) 3133:z 3130:( 3127:q 3124:+ 3117:) 3113:z 3110:( 3105:r 3101:U 3097:z 3094:) 3091:z 3088:( 3085:p 3082:+ 3075:) 3071:z 3068:( 3063:r 3059:U 3053:2 3049:z 3026:r 3023:+ 3020:k 3016:z 3010:k 3006:A 2995:0 2992:= 2989:k 2981:= 2978:) 2975:z 2972:( 2967:r 2963:U 2950:k 2946:A 2923:k 2919:A 2915:= 2906:j 2902:A 2895:! 2892:) 2889:j 2883:k 2880:( 2875:) 2872:0 2869:( 2864:) 2861:j 2855:k 2852:( 2848:q 2844:+ 2841:) 2838:0 2835:( 2830:) 2827:j 2821:k 2818:( 2814:p 2810:) 2807:r 2804:+ 2801:j 2798:( 2790:1 2784:k 2779:0 2776:= 2773:j 2762:) 2759:r 2756:+ 2753:k 2750:( 2747:I 2740:1 2729:k 2725:A 2721:) 2718:r 2715:+ 2712:k 2709:( 2706:I 2700:= 2691:j 2687:A 2680:! 2677:) 2674:j 2668:k 2665:( 2660:) 2657:0 2654:( 2649:) 2646:j 2640:k 2637:( 2633:q 2629:+ 2626:) 2623:0 2620:( 2615:) 2612:j 2606:k 2603:( 2599:p 2595:) 2592:r 2589:+ 2586:j 2583:( 2575:1 2569:k 2564:0 2561:= 2558:j 2546:0 2543:= 2534:j 2530:A 2523:! 2520:) 2517:j 2511:k 2508:( 2503:) 2500:0 2497:( 2492:) 2489:j 2483:k 2480:( 2476:q 2472:+ 2469:) 2466:0 2463:( 2458:) 2455:j 2449:k 2446:( 2442:p 2438:) 2435:r 2432:+ 2429:j 2426:( 2418:1 2412:k 2407:0 2404:= 2401:j 2393:+ 2388:k 2384:A 2380:) 2377:r 2374:+ 2371:k 2368:( 2365:I 2337:, 2332:j 2328:A 2321:! 2318:) 2315:j 2309:k 2306:( 2301:) 2298:0 2295:( 2290:) 2287:j 2281:k 2278:( 2274:q 2270:+ 2267:) 2264:0 2261:( 2256:) 2253:j 2247:k 2244:( 2240:p 2236:) 2233:r 2230:+ 2227:j 2224:( 2216:1 2210:k 2205:0 2202:= 2199:j 2191:+ 2186:k 2182:A 2178:) 2175:r 2172:+ 2169:k 2166:( 2163:I 2152:z 2144:z 2140:k 2136:r 2132:r 2128:r 2124:z 2116:r 2098:) 2095:r 2092:( 2089:I 2086:= 2082:) 2079:0 2076:( 2072:q 2069:+ 2066:r 2062:) 2059:0 2056:( 2052:p 2049:+ 2045:) 2041:1 2035:r 2031:( 2027:r 2001:0 1998:= 1993:r 1990:+ 1987:k 1983:z 1977:k 1973:A 1968:] 1964:) 1961:z 1958:( 1955:q 1952:+ 1949:) 1946:r 1943:+ 1940:k 1937:( 1934:) 1931:z 1928:( 1925:p 1922:+ 1919:) 1916:r 1913:+ 1910:k 1907:( 1904:) 1901:1 1895:r 1892:+ 1889:k 1886:( 1882:[ 1871:1 1868:= 1865:k 1857:+ 1852:r 1848:z 1842:0 1838:A 1833:] 1829:) 1826:z 1823:( 1820:q 1817:+ 1814:r 1811:) 1808:z 1805:( 1802:p 1799:+ 1796:) 1793:1 1787:r 1784:( 1781:r 1777:[ 1769:= 1760:r 1757:+ 1754:k 1750:z 1744:k 1740:A 1735:] 1731:) 1728:z 1725:( 1722:q 1719:+ 1716:) 1713:r 1710:+ 1707:k 1704:( 1701:) 1698:z 1695:( 1692:p 1689:+ 1686:) 1683:r 1680:+ 1677:k 1674:( 1671:) 1668:1 1662:r 1659:+ 1656:k 1653:( 1649:[ 1638:0 1635:= 1632:k 1618:= 1611:] 1606:r 1603:+ 1600:k 1596:z 1590:k 1586:A 1582:) 1579:z 1576:( 1573:q 1570:+ 1565:r 1562:+ 1559:k 1555:z 1549:k 1545:A 1541:) 1538:r 1535:+ 1532:k 1529:( 1526:) 1523:z 1520:( 1517:p 1514:+ 1509:r 1506:+ 1503:k 1499:z 1493:k 1489:A 1485:) 1482:r 1479:+ 1476:k 1473:( 1470:) 1467:1 1461:r 1458:+ 1455:k 1452:( 1449:[ 1439:0 1436:= 1433:k 1419:= 1410:r 1407:+ 1404:k 1400:z 1394:k 1390:A 1379:0 1376:= 1373:k 1365:) 1362:z 1359:( 1356:q 1353:+ 1348:r 1345:+ 1342:k 1338:z 1332:k 1328:A 1324:) 1321:r 1318:+ 1315:k 1312:( 1302:0 1299:= 1296:k 1288:) 1285:z 1282:( 1279:p 1276:+ 1271:r 1268:+ 1265:k 1261:z 1255:k 1251:A 1247:) 1244:r 1241:+ 1238:k 1235:( 1232:) 1229:1 1223:r 1220:+ 1217:k 1214:( 1204:0 1201:= 1198:k 1184:= 1175:r 1172:+ 1169:k 1165:z 1159:k 1155:A 1144:0 1141:= 1138:k 1130:) 1127:z 1124:( 1121:q 1118:+ 1113:1 1107:r 1104:+ 1101:k 1097:z 1091:k 1087:A 1083:) 1080:r 1077:+ 1074:k 1071:( 1061:0 1058:= 1055:k 1047:) 1044:z 1041:( 1038:p 1035:z 1032:+ 1027:2 1021:r 1018:+ 1015:k 1011:z 1005:k 1001:A 997:) 994:r 991:+ 988:k 985:( 982:) 979:1 973:r 970:+ 967:k 964:( 954:0 951:= 948:k 938:2 934:z 904:2 898:r 895:+ 892:k 888:z 882:k 878:A 874:) 871:r 868:+ 865:k 862:( 859:) 856:1 850:r 847:+ 844:k 841:( 831:0 828:= 825:k 817:= 814:) 811:z 808:( 801:u 779:1 773:r 770:+ 767:k 763:z 757:k 753:A 749:) 746:r 743:+ 740:k 737:( 727:0 724:= 721:k 713:= 710:) 707:z 704:( 697:u 674:) 671:0 663:0 659:A 655:( 651:, 646:k 642:z 636:k 632:A 621:0 618:= 615:k 605:r 601:z 597:= 594:) 591:z 588:( 585:u 564:r 549:r 525:z 523:( 521:q 517:z 515:( 513:p 507:z 497:z 493:z 491:( 489:q 483:z 479:z 477:( 475:p 456:0 453:= 450:u 443:2 439:z 434:) 431:z 428:( 425:q 419:+ 412:u 406:z 402:) 399:z 396:( 393:p 387:+ 380:u 357:2 353:z 329:0 326:= 323:z 292:2 288:z 284:d 279:u 274:2 270:d 256:u 232:z 229:d 224:u 221:d 208:u 187:0 184:= 181:u 178:) 175:z 172:( 169:q 166:+ 159:u 155:z 152:) 149:z 146:( 143:p 140:+ 133:u 127:2 123:z 90:. 78:1 53:2 50:1 45:= 42:r 20:)

Index

Indicial equation

mathematics
Ferdinand Georg Frobenius
infinite series
ordinary differential equation
regular singular point
power series methods
analytic
rational function
generalized hypergeometric series
Kummer's equation
Fuchs' theorem
Regular singular point
Laurent series
Weisstein, Eric W.
"Frobenius Method"
MathWorld
Teschl, Gerald
Ordinary Differential Equations and Dynamical Systems
Providence
American Mathematical Society
ISBN
978-0-8218-8328-0
https://www.mat.univie.ac.at/~gerald/ftp/book-ode/




ISBN

Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.

↑