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Special linear group

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while that of the hermitian matrix is real and positive and since in the case of a matrix from the special linear group the product of these two determinants must be 1, then each of them must be 1. Therefore, a special linear matrix can be written as the product of a
2122: 1915:) and the topology of the group of symmetric matrices with positive eigenvalues and unit determinant. Since the latter matrices can be uniquely expressed as the exponential of symmetric traceless matrices, then this latter topology is that of 3164: 2920: 2773:{\displaystyle {\begin{aligned}\left&=T_{ik}&&{\text{for }}i\neq k\\\left&=\mathbf {1} &&{\text{for }}i\neq \ell ,j\neq k\\\left(T_{12}T_{21}^{-1}T_{12}\right)^{4}&=\mathbf {1} \end{aligned}}} 1542: 2532: 1848:) and the topology of the group of hermitian matrices of unit determinant with positive eigenvalues. A hermitian matrix of unit determinant and having positive eigenvalues can be uniquely expressed as the 2336:{\displaystyle \operatorname {Alt} (3)\cong <\operatorname {E} (2,\mathbf {F} _{2})=\operatorname {SL} (2,\mathbf {F} _{2})=\operatorname {GL} (2,\mathbf {F} _{2})\cong \operatorname {Sym} (3),} 1740: 2977: 497: 472: 435: 3067: 2829: 3012: 3193: 3294: 3216: 3035: 2030:. These are both subgroups of SL (transvections have determinant 1, and det is a map to an abelian group, so ≤ SL), but in general do not coincide with it. 1245: 799: 1293: 2819:
form another subgroup of GL, with SL as an index 2 subgroup (necessarily normal); in characteristic 2 this is the same as SL. This forms a
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Two related subgroups, which in some cases coincide with SL, and in other cases are accidentally conflated with SL, are the
1398: 307: 3627:; Robertson, Edmund; Williams, Peter (1992), "Presentations for 3-dimensional special linear groups over integer rings", 3269:
and another component, which are isomorphic with identification depending on a choice of point (matrix with determinant
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of the general linear group – they satisfy a polynomial equation (since the determinant is polynomial in the entries).
792: 302: 3576: 3609: 3691: 3558: 1260: 3547: 3254: 718: 1255: 1235: 785: 1703: 1636:; this corresponds to the interpretation of the determinant as measuring change in volume and orientation. 1200: 1108: 2464: 402: 216: 2460: 1645: 1240: 134: 2932: 1908: 1814: 1627: 3159:{\displaystyle \operatorname {SL} ^{\pm }(2k+1,F)\cong \operatorname {SL} (2k+1,F)\times \{\pm I\}} 2915:{\displaystyle 1\to \operatorname {SL} (n,F)\to \operatorname {SL} ^{\pm }(n,F)\to \{\pm 1\}\to 1.} 2812: 1818: 1391: 875: 600: 334: 211: 99: 3583: 480: 455: 418: 3681: 3536: 3457: 3062: 2452: 2397: 2428: 2396:
is generated by transvections. For more general rings the stable difference is measured by the
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In some circumstances these coincide: the special linear group over a field or a
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Lie groups, Lie algebras, and representations: An elementary introduction
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of SL using transvections with some relations. Transvections satisfy the
1805: 1801: 1769: 1698: 1479: 1455: 1412: 1179: 1095: 819: 19: 3667:, Graduate Texts in Mathematics, vol. 222 (2nd ed.), Springer 3648: 1797: 1773: 1318: 1184: 1076: 712: 440: 1853: 815: 533: 3640: 3525: 1537:{\displaystyle \det \colon \operatorname {GL} (n,R)\to R^{\times }.} 2489:
is given by two of the Steinberg relations, plus a third relation (
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Any invertible matrix can be uniquely represented according to the
70: 2509:(1) be the elementary matrix with 1's on the diagonal and in the 1275: 412: 326: 3296:, but in even dimension there is no one natural identification. 1856:
hermitian matrix, and therefore the topology of this is that of
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This sequence splits by taking any matrix with determinant
2459:, but these are not sufficient: the resulting group is the 2003: 827: 2463:, which is not the special linear group, but rather the 3623: 2490: 3273:). In odd dimension these are naturally identified by 3279: 3201: 3172: 3070: 3020: 2985: 2935: 2832: 2530: 2431:
of the special linear group and elementary matrices.
2125: 1706: 1490: 483: 458: 421: 3550:. Unsourced material may be challenged and removed. 2815:other than 2, the set of matrices with determinant 3288: 3210: 3187: 3158: 3029: 3006: 2971: 2914: 2772: 2335: 1734: 1570:These elements are "special" in that they form an 1536: 491: 466: 429: 3673: 3629:Proceedings of the American Mathematical Society 3234:does not split, and in general is a non-trivial 2439:If working over a ring where SL is generated by 2033:The group generated by transvections is denoted 1491: 1246:Representation theory of semisimple Lie algebras 1927:-dimensional Euclidean space. Thus, the group 1392: 793: 3153: 3144: 2903: 2894: 2101:, transvections need not be commutators (of 3635:(1), American Mathematical Society: 19–26, 2434: 2361:is a field with more than 2 elements, then 1604: 3379:can be written as a semidirect product of 1399: 1385: 1284:Particle physics and representation theory 826: 800: 786: 3610:Learn how and when to remove this message 1458:1, with the group operations of ordinary 485: 460: 423: 2072:, transvections are commutators, so for 1825:in the real case) having determinant 1. 18: 3468:Representations of classical Lie groups 3299: 2783:are a complete set of relations for SL( 2388:is generated by transvections, and the 1251:Representations of classical Lie groups 3674: 2373:is a field with more than 3 elements, 358:Classification of finite simple groups 3014:is odd, the negative identity matrix 2491:Conder, Robertson & Williams 1992 1735:{\displaystyle {\mathfrak {sl}}(n,F)} 1621:can be characterized as the group of 3662: 3548:adding citations to reliable sources 3519: 3510: 3498: 3486: 3324:splits over its determinant (we use 2105:matrices), as seen for example when 1104:Lie group–Lie algebra correspondence 16:Group of matrices with determinant 1 2346:where Alt(3) and Sym(3) denote the 2116:, the field of two elements, then 2004:Relations to other subgroups of GL( 1712: 1709: 13: 2929:, for example the diagonal matrix 2470:A sufficient set of relations for 2467:of the commutator subgroup of GL. 2216: 2026:of GL, and the group generated by 1907:is the product of the topology of 1888:is also simply connected, for all 14: 3703: 2513:position, and 0's elsewhere (and 3524: 3061:and thus the group splits as an 2972:{\displaystyle (-1,1,\dots ,1).} 2762: 2662: 2299: 2266: 2233: 2197: 2164: 1972:. In particular this means that 1804:of the unitary matrix is on the 50: 3535:needs additional citations for 1996:, is not simply connected, for 1828:Thus the topology of the group 1639: 3504: 3492: 3480: 3138: 3117: 3105: 3084: 2963: 2936: 2906: 2891: 2888: 2876: 2860: 2857: 2845: 2836: 2327: 2321: 2309: 2288: 2276: 2255: 2243: 2222: 2210: 2207: 2186: 2174: 2153: 2144: 2138: 2132: 1729: 1717: 1518: 1515: 1503: 1299:Galilean group representations 1294:Poincaré group representations 719:Infinite dimensional Lie group 1: 3473: 1289:Lorentz group representations 1256:Theorem of the highest weight 2392:special linear group over a 1892:greater than or equal to 2. 492:{\displaystyle \mathbb {Z} } 467:{\displaystyle \mathbb {Z} } 430:{\displaystyle \mathbb {Z} } 7: 3423: 2798: 2465:universal central extension 1779: 217:List of group theory topics 10: 3708: 2015: 1646:Special linear Lie algebra 1643: 1632:linear transformations of 1241:Lie algebra representation 1815:special orthogonal matrix 1609:The special linear group 2435:Generators and relations 1817:in the real case) and a 1605:Geometric interpretation 1236:Lie group representation 335:Elementary abelian group 212:Glossary of group theory 3692:Linear algebraic groups 3663:Hall, Brian C. (2015), 3458:Projective linear group 3241:Over the real numbers, 3063:internal direct product 2398:special Whitehead group 1261:Borel–Weil–Bott theorem 3559:"Special linear group" 3513:Sections 13.2 and 13.3 3290: 3212: 3189: 3160: 3031: 3008: 3007:{\displaystyle n=2k+1} 2973: 2916: 2774: 2337: 1844:of the topology of SU( 1811:special unitary matrix 1736: 1538: 1159:Semisimple Lie algebra 1114:Adjoint representation 751:Linear algebraic group 493: 468: 431: 27: 3291: 3213: 3190: 3161: 3032: 3009: 2974: 2917: 2775: 2338: 1821:hermitian matrix (or 1737: 1539: 1460:matrix multiplication 1228:Representation theory 494: 469: 432: 22: 3544:improve this article 3277: 3255:connected components 3199: 3188:{\displaystyle n=2k} 3170: 3068: 3018: 2983: 2933: 2830: 2821:short exact sequence 2528: 2123: 1788:as the product of a 1704: 1572:algebraic subvariety 1553:multiplicative group 1488: 1472:general linear group 1417:special linear group 481: 456: 419: 3257:, corresponding to 2732: 2493:, p. 19). Let 2457:Steinberg relations 2047:elementary matrices 2024:commutator subgroup 1876:, we conclude that 1786:polar decomposition 1601:is sometimes used. 1373:Table of Lie groups 1214:Compact Lie algebra 125:Group homomorphisms 35:Algebraic structure 3365:semidirect product 3289:{\displaystyle -I} 3286: 3211:{\displaystyle -I} 3208: 3185: 3156: 3030:{\displaystyle -I} 3027: 3004: 2969: 2912: 2770: 2768: 2715: 2451:), one can give a 2333: 2063:Steinberg relation 1750:) consists of all 1732: 1534: 1145:Affine Lie algebra 1135:Simple Lie algebra 876:Special orthogonal 601:Special orthogonal 489: 464: 427: 308:Lagrange's theorem 28: 3620: 3619: 3612: 3594: 3501:Proposition 13.11 3367:), and therefore 2672: 2600: 2018:Whitehead's lemma 1941:fundamental group 1819:positive definite 1563:excluding 0 when 1409: 1408: 1209:Split Lie algebra 1172:Cartan subalgebra 1034: 1033: 925:Simple Lie groups 810: 809: 385: 384: 267:Alternating group 224: 223: 3699: 3668: 3659: 3615: 3608: 3604: 3601: 3595: 3593: 3552: 3528: 3520: 3514: 3508: 3502: 3496: 3490: 3484: 3390: 3378: 3362: 3342: 3323: 3300:Structure of GL( 3295: 3293: 3292: 3287: 3272: 3268: 3252: 3233: 3229: 3217: 3215: 3214: 3209: 3194: 3192: 3191: 3186: 3165: 3163: 3162: 3157: 3080: 3079: 3060: 3048: 3036: 3034: 3033: 3028: 3013: 3011: 3010: 3005: 2978: 2976: 2975: 2970: 2928: 2921: 2919: 2918: 2913: 2872: 2871: 2818: 2779: 2777: 2776: 2771: 2769: 2765: 2753: 2752: 2747: 2743: 2742: 2741: 2731: 2723: 2714: 2713: 2673: 2670: 2667: 2665: 2653: 2649: 2648: 2647: 2632: 2631: 2601: 2598: 2595: 2593: 2592: 2573: 2569: 2568: 2567: 2552: 2551: 2508: 2488: 2481: 2449:Euclidean domain 2418: 2386:Euclidean domain 2380: 2368: 2342: 2340: 2339: 2334: 2308: 2307: 2302: 2275: 2274: 2269: 2242: 2241: 2236: 2206: 2205: 2200: 2173: 2172: 2167: 2104: 2100: 2090: 2078: 2071: 2061:. By the second 2060: 2044: 2000:greater than 1. 1995: 1983: 1971: 1957: 1938: 1926: 1906: 1895:The topology of 1887: 1874:simply connected 1863: 1839: 1823:symmetric matrix 1794:hermitian matrix 1772:is given by the 1759: 1741: 1739: 1738: 1733: 1716: 1715: 1696: 1689: 1673: 1620: 1600: 1543: 1541: 1540: 1535: 1530: 1529: 1464:matrix inversion 1450: 1436:commutative ring 1429: 1401: 1394: 1387: 1344:Claude Chevalley 1201:Complexification 1044:Other Lie groups 930: 929: 838:Classical groups 830: 812: 811: 802: 795: 788: 744:Algebraic groups 517:Hyperbolic group 507:Arithmetic group 498: 496: 495: 490: 488: 473: 471: 470: 465: 463: 436: 434: 433: 428: 426: 349:Schur multiplier 303:Cauchy's theorem 291:Quaternion group 239: 238: 65: 64: 54: 41: 30: 29: 3707: 3706: 3702: 3701: 3700: 3698: 3697: 3696: 3672: 3671: 3641:10.2307/2159559 3625:Conder, Marston 3616: 3605: 3599: 3596: 3553: 3551: 3541: 3529: 3518: 3517: 3509: 3505: 3497: 3493: 3485: 3481: 3476: 3426: 3380: 3368: 3352: 3325: 3313: 3310: 3278: 3275: 3274: 3270: 3258: 3242: 3236:group extension 3231: 3219: 3200: 3197: 3196: 3171: 3168: 3167: 3075: 3071: 3069: 3066: 3065: 3050: 3038: 3019: 3016: 3015: 2984: 2981: 2980: 2934: 2931: 2930: 2926: 2867: 2863: 2831: 2828: 2827: 2816: 2809: 2767: 2766: 2761: 2754: 2748: 2737: 2733: 2724: 2719: 2709: 2705: 2704: 2700: 2699: 2696: 2695: 2669: 2666: 2661: 2654: 2640: 2636: 2624: 2620: 2619: 2615: 2612: 2611: 2597: 2594: 2585: 2581: 2574: 2560: 2556: 2544: 2540: 2539: 2535: 2531: 2529: 2526: 2525: 2506: 2499: 2494: 2483: 2471: 2461:Steinberg group 2437: 2404: 2400: 2394:Dedekind domain 2374: 2362: 2352:symmetric group 2303: 2298: 2297: 2270: 2265: 2264: 2237: 2232: 2231: 2201: 2196: 2195: 2168: 2163: 2162: 2124: 2121: 2120: 2115: 2102: 2095: 2080: 2073: 2066: 2050: 2034: 2020: 2014: 1985: 1973: 1966: 1964: 1952: 1928: 1916: 1896: 1877: 1866:Euclidean space 1857: 1829: 1782: 1764:with vanishing 1751: 1708: 1707: 1705: 1702: 1701: 1691: 1679: 1663: 1648: 1642: 1610: 1607: 1590: 1589:, the notation 1525: 1521: 1489: 1486: 1485: 1468:normal subgroup 1442: 1419: 1405: 1360: 1359: 1358: 1329:Wilhelm Killing 1313: 1305: 1304: 1303: 1278: 1267: 1266: 1265: 1230: 1220: 1219: 1218: 1205: 1189: 1167:Dynkin diagrams 1161: 1151: 1150: 1149: 1131: 1109:Exponential map 1098: 1088: 1087: 1086: 1067:Conformal group 1046: 1036: 1035: 1027: 1019: 1011: 1003: 995: 976: 966: 956: 946: 927: 917: 916: 915: 896:Special unitary 840: 806: 777: 776: 765:Abelian variety 758:Reductive group 746: 736: 735: 734: 733: 684: 676: 668: 660: 652: 625:Special unitary 536: 522: 521: 503: 502: 484: 482: 479: 478: 459: 457: 454: 453: 422: 420: 417: 416: 408: 407: 398:Discrete groups 387: 386: 342:Frobenius group 287: 274: 263: 256:Symmetric group 252: 236: 226: 225: 76:Normal subgroup 62: 42: 33: 17: 12: 11: 5: 3705: 3695: 3694: 3689: 3684: 3682:Linear algebra 3670: 3669: 3660: 3618: 3617: 3532: 3530: 3523: 3516: 3515: 3503: 3491: 3478: 3477: 3475: 3472: 3471: 3470: 3465: 3460: 3455: 3445: 3436: 3425: 3422: 3421: 3420: 3309: 3298: 3285: 3282: 3218:is already in 3207: 3204: 3184: 3181: 3178: 3175: 3166:. However, if 3155: 3152: 3149: 3146: 3143: 3140: 3137: 3134: 3131: 3128: 3125: 3122: 3119: 3116: 3113: 3110: 3107: 3104: 3101: 3098: 3095: 3092: 3089: 3086: 3083: 3078: 3074: 3026: 3023: 3003: 3000: 2997: 2994: 2991: 2988: 2968: 2965: 2962: 2959: 2956: 2953: 2950: 2947: 2944: 2941: 2938: 2923: 2922: 2911: 2908: 2905: 2902: 2899: 2896: 2893: 2890: 2887: 2884: 2881: 2878: 2875: 2870: 2866: 2862: 2859: 2856: 2853: 2850: 2847: 2844: 2841: 2838: 2835: 2813:characteristic 2808: 2797: 2781: 2780: 2764: 2760: 2757: 2755: 2751: 2746: 2740: 2736: 2730: 2727: 2722: 2718: 2712: 2708: 2703: 2698: 2697: 2694: 2691: 2688: 2685: 2682: 2679: 2676: 2668: 2664: 2660: 2657: 2655: 2652: 2646: 2643: 2639: 2635: 2630: 2627: 2623: 2618: 2614: 2613: 2610: 2607: 2604: 2596: 2591: 2588: 2584: 2580: 2577: 2575: 2572: 2566: 2563: 2559: 2555: 2550: 2547: 2543: 2538: 2534: 2533: 2504: 2497: 2436: 2433: 2402: 2354:on 3 letters. 2344: 2343: 2332: 2329: 2326: 2323: 2320: 2317: 2314: 2311: 2306: 2301: 2296: 2293: 2290: 2287: 2284: 2281: 2278: 2273: 2268: 2263: 2260: 2257: 2254: 2251: 2248: 2245: 2240: 2235: 2230: 2227: 2224: 2221: 2218: 2215: 2212: 2209: 2204: 2199: 2194: 2191: 2188: 2185: 2182: 2179: 2176: 2171: 2166: 2161: 2158: 2155: 2152: 2149: 2146: 2143: 2140: 2137: 2134: 2131: 2128: 2113: 2013: 2002: 1962: 1796:with positive 1790:unitary matrix 1781: 1778: 1760:matrices over 1731: 1728: 1725: 1722: 1719: 1714: 1711: 1644:Main article: 1641: 1638: 1606: 1603: 1545: 1544: 1533: 1528: 1524: 1520: 1517: 1514: 1511: 1508: 1505: 1502: 1499: 1496: 1493: 1466:. This is the 1441:is the set of 1407: 1406: 1404: 1403: 1396: 1389: 1381: 1378: 1377: 1376: 1375: 1370: 1362: 1361: 1357: 1356: 1351: 1349:Harish-Chandra 1346: 1341: 1336: 1331: 1326: 1324:Henri Poincaré 1321: 1315: 1314: 1311: 1310: 1307: 1306: 1302: 1301: 1296: 1291: 1286: 1280: 1279: 1274:Lie groups in 1273: 1272: 1269: 1268: 1264: 1263: 1258: 1253: 1248: 1243: 1238: 1232: 1231: 1226: 1225: 1222: 1221: 1217: 1216: 1211: 1206: 1204: 1203: 1198: 1192: 1190: 1188: 1187: 1182: 1176: 1174: 1169: 1163: 1162: 1157: 1156: 1153: 1152: 1148: 1147: 1142: 1137: 1132: 1130: 1129: 1124: 1118: 1116: 1111: 1106: 1100: 1099: 1094: 1093: 1090: 1089: 1085: 1084: 1079: 1074: 1072:Diffeomorphism 1069: 1064: 1059: 1054: 1048: 1047: 1042: 1041: 1038: 1037: 1032: 1031: 1030: 1029: 1025: 1021: 1017: 1013: 1009: 1005: 1001: 997: 993: 986: 985: 981: 980: 979: 978: 972: 968: 962: 958: 952: 948: 942: 935: 934: 928: 923: 922: 919: 918: 914: 913: 903: 893: 883: 873: 863: 856:Special linear 853: 846:General linear 842: 841: 836: 835: 832: 831: 823: 822: 808: 807: 805: 804: 797: 790: 782: 779: 778: 775: 774: 772:Elliptic curve 768: 767: 761: 760: 754: 753: 747: 742: 741: 738: 737: 732: 731: 728: 725: 721: 717: 716: 715: 710: 708:Diffeomorphism 704: 703: 698: 693: 687: 686: 682: 678: 674: 670: 666: 662: 658: 654: 650: 645: 644: 633: 632: 621: 620: 609: 608: 597: 596: 585: 584: 573: 572: 565:Special linear 561: 560: 553:General linear 549: 548: 543: 537: 528: 527: 524: 523: 520: 519: 514: 509: 501: 500: 487: 475: 462: 449: 447:Modular groups 445: 444: 443: 438: 425: 409: 406: 405: 400: 394: 393: 392: 389: 388: 383: 382: 381: 380: 375: 370: 367: 361: 360: 354: 353: 352: 351: 345: 344: 338: 337: 332: 323: 322: 320:Hall's theorem 317: 315:Sylow theorems 311: 310: 305: 297: 296: 295: 294: 288: 283: 280:Dihedral group 276: 275: 270: 264: 259: 253: 248: 237: 232: 231: 228: 227: 222: 221: 220: 219: 214: 206: 205: 204: 203: 198: 193: 188: 183: 178: 173: 171:multiplicative 168: 163: 158: 153: 145: 144: 143: 142: 137: 129: 128: 120: 119: 118: 117: 115:Wreath product 112: 107: 102: 100:direct product 94: 92:Quotient group 86: 85: 84: 83: 78: 73: 63: 60: 59: 56: 55: 47: 46: 15: 9: 6: 4: 3: 2: 3704: 3693: 3690: 3688: 3685: 3683: 3680: 3679: 3677: 3666: 3661: 3658: 3654: 3650: 3646: 3642: 3638: 3634: 3630: 3626: 3622: 3621: 3614: 3611: 3603: 3592: 3589: 3585: 3582: 3578: 3575: 3571: 3568: 3564: 3561: –  3560: 3556: 3555:Find sources: 3549: 3545: 3539: 3538: 3533:This article 3531: 3527: 3522: 3521: 3512: 3507: 3500: 3495: 3488: 3483: 3479: 3469: 3466: 3464: 3463:Conformal map 3461: 3459: 3456: 3453: 3449: 3448:Modular group 3446: 3444: 3442: 3437: 3435: 3433: 3428: 3427: 3418: 3414: 3410: 3406: 3402: 3398: 3397: 3396: 3394: 3388: 3384: 3376: 3372: 3366: 3360: 3356: 3350: 3346: 3340: 3336: 3332: 3328: 3321: 3317: 3307: 3303: 3297: 3283: 3280: 3266: 3262: 3256: 3250: 3246: 3239: 3237: 3227: 3223: 3205: 3202: 3182: 3179: 3176: 3173: 3150: 3147: 3141: 3135: 3132: 3129: 3126: 3123: 3120: 3114: 3111: 3108: 3102: 3099: 3096: 3093: 3090: 3087: 3081: 3076: 3072: 3064: 3058: 3054: 3046: 3042: 3024: 3021: 3001: 2998: 2995: 2992: 2989: 2986: 2966: 2960: 2957: 2954: 2951: 2948: 2945: 2942: 2939: 2909: 2900: 2897: 2885: 2882: 2879: 2873: 2868: 2864: 2854: 2851: 2848: 2842: 2839: 2833: 2826: 2825: 2824: 2822: 2814: 2806: 2802: 2796: 2794: 2790: 2786: 2758: 2756: 2749: 2744: 2738: 2734: 2728: 2725: 2720: 2716: 2710: 2706: 2701: 2692: 2689: 2686: 2683: 2680: 2677: 2674: 2658: 2656: 2650: 2644: 2641: 2637: 2633: 2628: 2625: 2621: 2616: 2608: 2605: 2602: 2589: 2586: 2582: 2578: 2576: 2570: 2564: 2561: 2557: 2553: 2548: 2545: 2541: 2536: 2524: 2523: 2522: 2520: 2516: 2512: 2507: 2500: 2492: 2486: 2479: 2475: 2468: 2466: 2462: 2458: 2454: 2450: 2446: 2442: 2441:transvections 2432: 2430: 2429:stable groups 2426: 2422: 2416: 2412: 2409:) := SL( 2408: 2399: 2395: 2391: 2387: 2382: 2378: 2372: 2366: 2360: 2355: 2353: 2349: 2330: 2324: 2318: 2315: 2312: 2304: 2294: 2291: 2285: 2282: 2279: 2271: 2261: 2258: 2252: 2249: 2246: 2238: 2228: 2225: 2219: 2213: 2202: 2192: 2189: 2183: 2180: 2177: 2169: 2159: 2156: 2150: 2147: 2141: 2135: 2129: 2126: 2119: 2118: 2117: 2112: 2108: 2098: 2092: 2088: 2084: 2076: 2069: 2064: 2058: 2054: 2048: 2042: 2038: 2031: 2029: 2028:transvections 2025: 2019: 2011: 2007: 2001: 1999: 1993: 1989: 1981: 1977: 1969: 1961: 1955: 1950: 1946: 1942: 1939:has the same 1936: 1932: 1924: 1920: 1914: 1910: 1904: 1900: 1893: 1891: 1885: 1881: 1875: 1871: 1867: 1864:-dimensional 1861: 1855: 1851: 1847: 1843: 1837: 1833: 1826: 1824: 1820: 1816: 1812: 1807: 1803: 1799: 1795: 1791: 1787: 1777: 1775: 1771: 1767: 1763: 1758: 1754: 1749: 1745: 1726: 1723: 1720: 1700: 1694: 1690:of dimension 1687: 1683: 1677: 1671: 1667: 1661: 1657: 1653: 1647: 1637: 1635: 1631: 1629: 1625: 1618: 1614: 1602: 1598: 1594: 1588: 1584: 1580: 1575: 1573: 1568: 1567:is a field). 1566: 1562: 1558: 1554: 1550: 1531: 1526: 1522: 1512: 1509: 1506: 1500: 1497: 1494: 1484: 1483: 1482: 1481: 1477: 1474:given by the 1473: 1469: 1465: 1461: 1457: 1453: 1449: 1445: 1440: 1437: 1433: 1427: 1423: 1418: 1414: 1402: 1397: 1395: 1390: 1388: 1383: 1382: 1380: 1379: 1374: 1371: 1369: 1366: 1365: 1364: 1363: 1355: 1352: 1350: 1347: 1345: 1342: 1340: 1337: 1335: 1332: 1330: 1327: 1325: 1322: 1320: 1317: 1316: 1309: 1308: 1300: 1297: 1295: 1292: 1290: 1287: 1285: 1282: 1281: 1277: 1271: 1270: 1262: 1259: 1257: 1254: 1252: 1249: 1247: 1244: 1242: 1239: 1237: 1234: 1233: 1229: 1224: 1223: 1215: 1212: 1210: 1207: 1202: 1199: 1197: 1194: 1193: 1191: 1186: 1183: 1181: 1178: 1177: 1175: 1173: 1170: 1168: 1165: 1164: 1160: 1155: 1154: 1146: 1143: 1141: 1138: 1136: 1133: 1128: 1125: 1123: 1120: 1119: 1117: 1115: 1112: 1110: 1107: 1105: 1102: 1101: 1097: 1092: 1091: 1083: 1080: 1078: 1075: 1073: 1070: 1068: 1065: 1063: 1060: 1058: 1055: 1053: 1050: 1049: 1045: 1040: 1039: 1028: 1022: 1020: 1014: 1012: 1006: 1004: 998: 996: 990: 989: 988: 987: 983: 982: 977: 975: 969: 967: 965: 959: 957: 955: 949: 947: 945: 939: 938: 937: 936: 932: 931: 926: 921: 920: 911: 907: 904: 901: 897: 894: 891: 887: 884: 881: 877: 874: 871: 867: 864: 861: 857: 854: 851: 847: 844: 843: 839: 834: 833: 829: 825: 824: 821: 817: 814: 813: 803: 798: 796: 791: 789: 784: 783: 781: 780: 773: 770: 769: 766: 763: 762: 759: 756: 755: 752: 749: 748: 745: 740: 739: 729: 726: 723: 722: 720: 714: 711: 709: 706: 705: 702: 699: 697: 694: 692: 689: 688: 685: 679: 677: 671: 669: 663: 661: 655: 653: 647: 646: 642: 638: 635: 634: 630: 626: 623: 622: 618: 614: 611: 610: 606: 602: 599: 598: 594: 590: 587: 586: 582: 578: 575: 574: 570: 566: 563: 562: 558: 554: 551: 550: 547: 544: 542: 539: 538: 535: 531: 526: 525: 518: 515: 513: 510: 508: 505: 504: 476: 451: 450: 448: 442: 439: 414: 411: 410: 404: 401: 399: 396: 395: 391: 390: 379: 376: 374: 371: 368: 365: 364: 363: 362: 359: 356: 355: 350: 347: 346: 343: 340: 339: 336: 333: 331: 329: 325: 324: 321: 318: 316: 313: 312: 309: 306: 304: 301: 300: 299: 298: 292: 289: 286: 281: 278: 277: 273: 268: 265: 262: 257: 254: 251: 246: 243: 242: 241: 240: 235: 234:Finite groups 230: 229: 218: 215: 213: 210: 209: 208: 207: 202: 199: 197: 194: 192: 189: 187: 184: 182: 179: 177: 174: 172: 169: 167: 164: 162: 159: 157: 154: 152: 149: 148: 147: 146: 141: 138: 136: 133: 132: 131: 130: 127: 126: 122: 121: 116: 113: 111: 108: 106: 103: 101: 98: 95: 93: 90: 89: 88: 87: 82: 79: 77: 74: 72: 69: 68: 67: 66: 61:Basic notions 58: 57: 53: 49: 48: 45: 40: 36: 32: 31: 25: 21: 3664: 3632: 3628: 3606: 3600:January 2008 3597: 3587: 3580: 3573: 3566: 3554: 3542:Please help 3537:verification 3534: 3506: 3494: 3482: 3451: 3440: 3431: 3416: 3412: 3408: 3404: 3400: 3392: 3386: 3382: 3374: 3370: 3358: 3354: 3348: 3345:monomorphism 3338: 3334: 3330: 3326: 3319: 3315: 3311: 3305: 3301: 3264: 3260: 3248: 3244: 3240: 3225: 3221: 3056: 3052: 3044: 3040: 2924: 2810: 2804: 2800: 2792: 2788: 2784: 2782: 2518: 2514: 2510: 2502: 2495: 2484: 2477: 2473: 2469: 2453:presentation 2438: 2424: 2420: 2414: 2410: 2406: 2389: 2383: 2376: 2370: 2364: 2358: 2357:However, if 2356: 2345: 2110: 2106: 2096: 2093: 2086: 2082: 2074: 2067: 2056: 2052: 2040: 2036: 2032: 2021: 2009: 2005: 1997: 1991: 1987: 1979: 1975: 1967: 1959: 1953: 1948: 1947:), that is, 1944: 1934: 1930: 1922: 1918: 1912: 1902: 1898: 1894: 1889: 1883: 1879: 1869: 1859: 1845: 1835: 1831: 1827: 1783: 1761: 1756: 1752: 1747: 1743: 1692: 1685: 1681: 1676:Lie subgroup 1669: 1665: 1659: 1655: 1651: 1649: 1640:Lie subgroup 1633: 1622: 1616: 1612: 1608: 1596: 1592: 1586: 1583:finite field 1578: 1576: 1569: 1564: 1560: 1556: 1548: 1546: 1447: 1443: 1438: 1431: 1425: 1421: 1416: 1410: 1354:Armand Borel 1339:Hermann Weyl 1140:Loop algebra 1122:Killing form 1096:Lie algebras 973: 963: 953: 943: 909: 899: 889: 879: 869: 859: 855: 849: 820:Lie algebras 640: 628: 616: 604: 592: 580: 568: 564: 556: 327: 284: 271: 260: 249: 245:Cyclic group 123: 110:Free product 81:Group action 44:Group theory 39:Group theory 38: 24:Cayley table 3489:Section 2.5 3049:but not in 2823:of groups: 2443:(such as a 2419:, where SL( 2348:alternating 1868:. Since SU( 1850:exponential 1806:unit circle 1802:determinant 1798:eigenvalues 1770:Lie bracket 1699:Lie algebra 1628:orientation 1480:determinant 1456:determinant 1413:mathematics 1334:Élie Cartan 1180:Root system 984:Exceptional 530:Topological 369:alternating 26:of SL(2,3). 3687:Lie groups 3676:Categories 3570:newspapers 3474:References 3312:The group 2427:) are the 2016:See also: 1774:commutator 1630:preserving 1559:(that is, 1430:of degree 1319:Sophus Lie 1312:Scientists 1185:Weyl group 906:Symplectic 866:Orthogonal 816:Lie groups 637:Symplectic 577:Orthogonal 534:Lie groups 441:Free group 166:continuous 105:Direct sum 3511:Hall 2015 3499:Hall 2015 3487:Hall 2015 3281:− 3203:− 3195:is even, 3148:± 3142:× 3115:⁡ 3109:≅ 3082:⁡ 3077:± 3022:− 2955:… 2940:− 2907:→ 2898:± 2892:→ 2874:⁡ 2869:± 2861:→ 2843:⁡ 2837:→ 2726:− 2690:≠ 2681:ℓ 2678:≠ 2671:for  2645:ℓ 2606:≠ 2599:for  2501: := 2369:, and if 2319:⁡ 2313:≅ 2286:⁡ 2253:⁡ 2220:⁡ 2184:⁡ 2151:⁡ 2142:≅ 2130:⁡ 1984:, unlike 1854:traceless 1585:of order 1527:× 1519:→ 1501:⁡ 1495:: 1196:Real form 1082:Euclidean 933:Classical 701:Conformal 589:Euclidean 196:nilpotent 3450:(PSL(2, 3424:See also 3329:≅ GL(1, 3253:has two 2521:). Then 2423:) and E( 1780:Topology 1452:matrices 1368:Glossary 1062:Poincaré 696:Poincaré 541:Solenoid 413:Integers 403:Lattices 378:sporadic 373:Lie type 201:solvable 191:dihedral 176:additive 161:infinite 71:Subgroup 3657:1079696 3649:2159559 3584:scholar 3407:) = SL( 3343:as the 3333:) → GL( 1842:product 1840:is the 1581:is the 1551:is the 1478:of the 1470:of the 1434:over a 1276:physics 1057:Lorentz 886:Unitary 691:Lorentz 613:Unitary 512:Lattice 452:PSL(2, 186:abelian 97:(Semi-) 3655:  3647:  3586:  3579:  3572:  3565:  3557:  3439:SL(2, 3430:SL(2, 3363:, see 3037:is in 2390:stable 2350:resp. 2065:, for 1970:> 2 1943:as SO( 1925:− 1)/2 1800:. The 1792:and a 1768:. The 1742:of SL( 1697:. The 1624:volume 1547:where 1476:kernel 1415:, the 1052:Circle 546:Circle 477:SL(2, 366:cyclic 330:-group 181:cyclic 156:finite 151:simple 135:kernel 3645:JSTOR 3591:JSTOR 3577:books 3347:from 2795:≥ 3. 2445:field 2375:E(2, 2363:E(2, 2103:2 × 2 2049:) or 2045:(for 1921:+ 2)( 1872:) is 1852:of a 1766:trace 1674:is a 1650:When 1577:When 1454:with 1127:Index 730:Sp(∞) 727:SU(∞) 140:image 3563:news 3415:) ⋊ 2482:for 2413:)/E( 2379:) = 2367:) = 2214:< 2094:For 2089:) ≤ 1965:for 1958:and 1951:for 1862:− 1) 1813:(or 1626:and 1462:and 1077:Loop 818:and 724:O(∞) 713:Loop 532:and 3637:doi 3633:115 3546:by 3399:GL( 3391:by 3381:SL( 3369:GL( 3353:GL( 3351:to 3314:GL( 3259:SL( 3243:SL( 3220:SL( 3051:SL( 3039:SL( 2979:If 2811:In 2799:SL( 2791:), 2487:≥ 3 2472:SL( 2447:or 2381:. 2316:Sym 2127:Alt 2109:is 2099:= 2 2077:≥ 3 2070:≥ 3 2051:TV( 1986:SL( 1974:SL( 1956:= 2 1929:SL( 1897:SL( 1878:SL( 1830:SL( 1695:− 1 1680:GL( 1678:of 1664:SL( 1658:or 1654:is 1611:SL( 1591:SL( 1555:of 1492:det 1420:SL( 1411:In 908:Sp( 898:SU( 878:SO( 858:SL( 848:GL( 639:Sp( 627:SU( 603:SO( 567:SL( 555:GL( 3678:: 3653:MR 3651:, 3643:, 3631:, 3454:)) 3411:, 3403:, 3395:: 3385:, 3373:, 3357:, 3337:, 3318:, 3271:−1 3263:, 3247:, 3238:. 3232:SL 3230:, 3112:SL 3073:SL 2927:−1 2910:1. 2865:SL 2840:SL 2817:±1 2787:, 2739:12 2721:21 2711:12 2517:≠ 2511:ij 2505:ij 2498:ij 2476:, 2401:SK 2283:GL 2250:SL 2181:GL 2148:GL 2091:. 2085:, 2081:E( 2079:, 2055:, 2039:, 2035:E( 2008:, 1990:, 1978:, 1933:, 1909:SO 1901:, 1882:, 1834:, 1776:. 1755:× 1746:, 1684:, 1668:, 1662:, 1615:, 1595:, 1498:GL 1446:× 1424:, 888:U( 868:O( 615:U( 591:E( 579:O( 37:→ 3639:: 3613:) 3607:( 3602:) 3598:( 3588:· 3581:· 3574:· 3567:· 3540:. 3452:Z 3443:) 3441:C 3434:) 3432:R 3419:. 3417:F 3413:F 3409:n 3405:F 3401:n 3393:F 3389:) 3387:F 3383:n 3377:) 3375:F 3371:n 3361:) 3359:F 3355:n 3349:F 3341:) 3339:F 3335:n 3331:F 3327:F 3322:) 3320:F 3316:n 3308:) 3306:F 3304:, 3302:n 3284:I 3267:) 3265:R 3261:n 3251:) 3249:R 3245:n 3228:) 3226:F 3224:, 3222:n 3206:I 3183:k 3180:2 3177:= 3174:n 3154:} 3151:I 3145:{ 3139:) 3136:F 3133:, 3130:1 3127:+ 3124:k 3121:2 3118:( 3106:) 3103:F 3100:, 3097:1 3094:+ 3091:k 3088:2 3085:( 3059:) 3057:F 3055:, 3053:n 3047:) 3045:F 3043:, 3041:n 3025:I 3002:1 2999:+ 2996:k 2993:2 2990:= 2987:n 2967:. 2964:) 2961:1 2958:, 2952:, 2949:1 2946:, 2943:1 2937:( 2904:} 2901:1 2895:{ 2889:) 2886:F 2883:, 2880:n 2877:( 2858:) 2855:F 2852:, 2849:n 2846:( 2834:1 2807:) 2805:F 2803:, 2801:n 2793:n 2789:Z 2785:n 2763:1 2759:= 2750:4 2745:) 2735:T 2729:1 2717:T 2707:T 2702:( 2693:k 2687:j 2684:, 2675:i 2663:1 2659:= 2651:] 2642:k 2638:T 2634:, 2629:j 2626:i 2622:T 2617:[ 2609:k 2603:i 2590:k 2587:i 2583:T 2579:= 2571:] 2565:k 2562:j 2558:T 2554:, 2549:j 2546:i 2542:T 2537:[ 2519:j 2515:i 2503:e 2496:T 2485:n 2480:) 2478:Z 2474:n 2425:A 2421:A 2417:) 2415:A 2411:A 2407:A 2405:( 2403:1 2377:A 2371:A 2365:A 2359:A 2331:, 2328:) 2325:3 2322:( 2310:) 2305:2 2300:F 2295:, 2292:2 2289:( 2280:= 2277:) 2272:2 2267:F 2262:, 2259:2 2256:( 2247:= 2244:) 2239:2 2234:F 2229:, 2226:2 2223:( 2217:E 2211:] 2208:) 2203:2 2198:F 2193:, 2190:2 2187:( 2178:, 2175:) 2170:2 2165:F 2160:, 2157:2 2154:( 2145:[ 2139:) 2136:3 2133:( 2114:2 2111:F 2107:A 2097:n 2087:A 2083:n 2075:n 2068:n 2059:) 2057:A 2053:n 2043:) 2041:A 2037:n 2012:) 2010:A 2006:n 1998:n 1994:) 1992:C 1988:n 1982:) 1980:R 1976:n 1968:n 1963:2 1960:Z 1954:n 1949:Z 1945:n 1937:) 1935:R 1931:n 1923:n 1919:n 1917:( 1913:n 1911:( 1905:) 1903:R 1899:n 1890:n 1886:) 1884:C 1880:n 1870:n 1860:n 1858:( 1846:n 1838:) 1836:C 1832:n 1762:F 1757:n 1753:n 1748:F 1744:n 1730:) 1727:F 1724:, 1721:n 1718:( 1713:l 1710:s 1693:n 1688:) 1686:F 1682:n 1672:) 1670:F 1666:n 1660:C 1656:R 1652:F 1634:R 1619:) 1617:R 1613:n 1599:) 1597:q 1593:n 1587:q 1579:R 1565:R 1561:R 1557:R 1549:R 1532:. 1523:R 1516:) 1513:R 1510:, 1507:n 1504:( 1448:n 1444:n 1439:R 1432:n 1428:) 1426:R 1422:n 1400:e 1393:t 1386:v 1026:8 1024:E 1018:7 1016:E 1010:6 1008:E 1002:4 1000:F 994:2 992:G 974:n 971:D 964:n 961:C 954:n 951:B 944:n 941:A 912:) 910:n 902:) 900:n 892:) 890:n 882:) 880:n 872:) 870:n 862:) 860:n 852:) 850:n 801:e 794:t 787:v 683:8 681:E 675:7 673:E 667:6 665:E 659:4 657:F 651:2 649:G 643:) 641:n 631:) 629:n 619:) 617:n 607:) 605:n 595:) 593:n 583:) 581:n 571:) 569:n 559:) 557:n 499:) 486:Z 474:) 461:Z 437:) 424:Z 415:( 328:p 293:Q 285:n 282:D 272:n 269:A 261:n 258:S 250:n 247:Z

Index


Cayley table
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

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