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Poincaré group

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2964: 4346: 2843: 67: 878:. For example, if everything were postponed by two hours, including the two events and the path you took to go from one to the other, then the time interval between the events recorded by a stopwatch that you carried with you would be the same. Or if everything were shifted five kilometres to the west, or turned 60 degrees to the right, you would also see no change in the interval. It turns out that the 3749: 1654: 3591: 2501: 4341:{\displaystyle {\begin{aligned}\left&=0\\\left&=0\\\left&=i\hbar cp_{i}\\\left&=0\\\left&=i\hbar \epsilon _{ijk}p_{k}\\\left&={\frac {i\hbar }{c}}{\mathcal {H}}\delta _{ij}\\\left&=i\hbar \epsilon _{ijk}L_{k}\\\left&=i\hbar \epsilon _{ijk}K_{k}\\\left&=-i\hbar \epsilon _{ijk}L_{k}\end{aligned}}} 3089: 38: 2838:{\displaystyle {\begin{aligned}&=0\,\\{\frac {1}{i}}~&=\eta _{\mu \rho }P_{\nu }-\eta _{\nu \rho }P_{\mu }\,\\{\frac {1}{i}}~&=\eta _{\mu \rho }M_{\nu \sigma }-\eta _{\mu \sigma }M_{\nu \rho }-\eta _{\nu \rho }M_{\mu \sigma }+\eta _{\nu \sigma }M_{\mu \rho }\,,\end{aligned}}} 2489: 4763: 3586:{\displaystyle {\begin{aligned}&=i\epsilon _{mnk}P_{k}~,\\&=0~,\\&=i\eta _{ik}P_{0}~,\\&=-iP_{i}~,\\&=i\epsilon _{mnk}J_{k}~,\\&=i\epsilon _{mnk}K_{k}~,\\&=-i\epsilon _{mnk}J_{k}~,\end{aligned}}} 4856: 1408: 1264: 1476: 889:
for such transformations. They may be thought of as translation through time or space (four degrees, one per dimension); reflection through a plane (three degrees, the freedom in orientation of this plane); or a
1171: 4647:, the group has four connected components: the component of the identity; the time reversed component; the spatial inversion component; and the component which is both time-reversed and spatially inverted. 5045: 3737: 3038: 3754: 3094: 2506: 1561: 2378: 1628: 1517: 2322: 2386: 4427: 4390: 2276: 512: 487: 450: 3081: 2954: 1587: 4667: 4454: 2910: 4510: 4626: 4606: 4578: 4554: 4530: 2890: 2866: 1024:
of the spacetime translations group and the Lorentz group then produce the Poincaré group. Objects that are invariant under this group are then said to possess
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3 for a quantity involving the velocity of the center of mass – associated with hyperbolic rotations between each spatial dimension and time
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A diagram of the commutation structure of the Poincaré algebra. The edges of the diagram connect generators with nonzero commutators.
894:" in any of the three spatial directions (three degrees). Composition of transformations is the operation of the Poincaré group, with 5019: 1929: 2193: 2076: 5196: 5322: 5226: 3684: 928:, Poincaré symmetry applies only locally. A treatment of symmetries in general relativity is not in the scope of this article. 372: 1092: 5311: 5236: 2974: 2224: 322: 17: 1526: 807: 317: 844: 5288: 5206: 5179: 2331: 5332: 5022:). The group defined in this paper would now be described as the homogeneous Lorentz group with scalar multipliers. 4933: 4457: 3083:. In this notation, the entire Poincaré algebra is expressible in noncovariant (but more practical) language as 2869: 2086: 1595: 3596:
where the bottom line commutator of two boosts is often referred to as a "Wigner rotation". The simplification
2246: 733: 2484:{\textstyle \exp \left(ia_{\mu }P^{\mu }\right)\exp \left({\frac {i}{2}}\omega _{\mu \nu }M^{\mu \nu }\right)} 1484: 5366: 5361: 4928: 2081: 2061: 1302: 800: 2381: 2026: 1934: 5033: 2285: 417: 231: 4923: 4472: 2066: 1332:, the geometry of Minkowski space is defined by the Poincaré group: Minkowski space is considered as a 1322: 971: 867: 149: 5356: 4464: 4948: 5111: 5040:
Nachrichten von der Gesellschaft der Wissenschaften zu Göttingen, Mathematisch-Physikalische Klasse
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Relativistic Quantum Physics: From Advanced Quantum Mechanics to Introductory Quantum Field Theory
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The definitions above can be generalized to arbitrary dimensions in a straightforward manner. The
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The bottom commutation relation is the ("homogeneous") Lorentz group, consisting of rotations,
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that is of importance as a model in our understanding of the most basic fundamentals of
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10 generators (in four spacetime dimensions) associated with the Poincaré symmetry, by
1016: 940: 921: 886: 875: 139: 111: 5371: 5328: 5307: 5300: 5284: 5232: 5202: 5175: 5139: 5035:"Die Grundgleichungen für die elektromagnetischen Vorgänge in bewegten Körpern"  5010: 4644: 4352: 2034: 1997: 1333: 1318: 1287: 953: 902: 848: 836: 544: 387: 281: 31: 5151: 5002: 3599: 2149: 832: 5131: 4998: 4990: 4557: 2169: 1849: 1841: 1833: 1825: 1817: 1750: 1731: 1691: 1329: 695: 687: 679: 671: 663: 651: 591: 531: 521: 363: 305: 180: 2495:. In component form, the Poincaré algebra is given by the commutation relations: 5169: 4908: 2957: 2154: 1907: 1892: 1663: 1295: 1271: 1084: 1049:
3 for the angular momentum – associated with rotations between spatial dimensions
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quantum number. In practice, charge conjugation and parity are violated by many
4913: 4533: 4480: 2174: 1992: 1897: 1310: 906: 840: 786: 722: 412: 392: 329: 294: 215: 205: 190: 175: 129: 106: 4851:{\displaystyle (\alpha ,f)\cdot (\beta ,g)=(\alpha +f\cdot \beta ,\;f\cdot g)} 4661:-dimensional Poincaré group is analogously defined by the semi-direct product 2159: 1403:{\displaystyle \mathbf {R} ^{1,3}\rtimes \operatorname {SL} (2,\mathbf {C} ),} 1259:{\displaystyle (\alpha ,f)\cdot (\beta ,g)=(\alpha +f\cdot \beta ,\;f\cdot g)} 5345: 5222: 5143: 1882: 1711: 1275: 1088: 1073: 1066: 1011: 914: 879: 705: 627: 461: 334: 200: 1046:
3 for the momentum – associated with translations through spatial dimensions
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The Fundamental Equations for Electromagnetic Processes in Moving Bodies
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of the Lie algebra of the Lorentz group. More specifically, the proper (
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of the origin. The Poincaré group itself is the minimal subgroup of the
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For the Poincaré group (fundamental group) of a topological space, see
1641: 1471:{\displaystyle \mathbf {R} ^{1,3}\rtimes \operatorname {Spin} (1,3),} 1077: 1069: 851: 548: 1166:{\displaystyle \mathbf {R} ^{1,3}\rtimes \operatorname {O} (1,3)\,,} 898:
being produced as the composition of an even number of reflections.
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squared of each particle (i.e. its mass squared) and the intrinsic
1520: 1062: 966: 85: 2101: 1314: 925: 855: 427: 341: 37: 66: 4460:; they serve as labels for the representations of the group. 1270:
Another way of putting this is that the Poincaré group is a
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of the spacetime translations group and the Lorentz group,
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1 for the energy – associated with translations through time
2380:, is connected to the identity and is thus provided by the 1653: 1306: 3732:{\textstyle {\mathfrak {su}}(2)\oplus {\mathfrak {su}}(2)} 988:, transformations connecting two uniformly moving bodies ( 5084:"Survey of Symmetry and Conservation Laws: More Poincare" 5327:(2nd ed.). Cambridge University Press. p. 62. 1061:
The Poincaré group is the group of Minkowski spacetime
5306:. Vol. 1. Cambridge: Cambridge University press. 5059: 4488: 4435: 4398: 4361: 3687: 3602: 3046: 3033:{\textstyle J_{i}={\frac {1}{2}}\epsilon _{imn}M^{mn}} 2977: 2389: 2334: 2288: 2255: 1317:
or half integer) and are associated with particles in
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The Poincaré group is the full symmetry group of any
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are not able to describe fields with spin 1/2; i.e.
5112:"On the six components of optical angular momentum" 1556:{\displaystyle \operatorname {SL} (2,\mathbf {C} )} 5299: 4850: 4757: 4620: 4600: 4572: 4548: 4524: 4504: 4448: 4421: 4384: 4340: 3731: 3673: 3585: 3075: 3032: 2948: 2904: 2884: 2860: 2837: 2483: 2372: 2316: 2270: 1622: 1589:matrices with unit determinant, isomorphic to the 1581: 1555: 1511: 1470: 1402: 1282:of it; it is sometimes dubbed, informally, as the 1258: 1165: 506: 481: 444: 2892:is the generator of Lorentz transformations, and 909:is a comparable ten-parameter group that acts on 882:of an object is also unaffected by such a shift. 5343: 2256: 2072:Representation theory of semisimple Lie algebras 4966: 4862:The Lie algebra retains its form, with indices 3743:. In terms of the physical parameters, we have 3681:permits reduction of the Lorentz subalgebra to 2373:{\textstyle \mathrm {SO} (1,3)_{+}^{\uparrow }} 970:in space, forming the non-abelian Lie group of 952:(displacements) in time and space, forming the 5194: 5057: 5031: 1481:is more important, because representations of 1413:which may be identified with the double cover 4881:. The alternative representation in terms of 2218: 808: 4975:Rendiconti del Circolo Matematico di Palermo 1343:, the universal cover of the Poincaré group 4919:Representation theory of the Poincaré group 5320: 5278: 5231:. Cambridge University Press. p. 10. 5221: 5198:General Principles of Quantum Field Theory 4939:Particle physics and representation theory 4835: 3739:and efficient treatment of its associated 2225: 2211: 2110:Particle physics and representation theory 1652: 1623:{\displaystyle \operatorname {Spin} (1,3)} 1243: 870:of Minkowski space that do not change the 815: 801: 3635: 2827: 2654: 2548: 1159: 917:to relate co-moving frames of reference. 500: 475: 438: 5297: 2962: 1512:{\displaystyle \operatorname {SO} (1,3)} 1301:Its positive energy unitary irreducible 1286:. In turn, it can also be obtained as a 36: 5201:(2nd ed.). Springer. p. 272. 5109: 2077:Representations of classical Lie groups 14: 5344: 4970:"Sur la dynamique de l'électron"  4899:has no analogue in higher dimensions. 373:Classification of finite simple groups 5167: 4640:may be constructed from those given. 4475:. These are usually specified by the 2317:{\textstyle {\Lambda ^{0}}_{0}\geq 1} 5163: 5161: 2324:) part of the Lorentz subgroup (its 1930:Lie group–Lie algebra correspondence 1099:which includes all translations and 931: 4650: 3715: 3712: 3693: 3690: 1633: 866:The Poincaré group consists of all 24: 4768:with the analogous multiplication 4728: 4085: 3852: 3808: 3764: 2339: 2336: 2292: 2259: 1138: 27:Group of flat spacetime symmetries 25: 5383: 5171:BMS Particles in Three Dimensions 5158: 5110:Barnett, Stephen M (2011-06-01). 4305: 4226: 4150: 4074: 3995: 3885: 1056: 913:. Instead of boosts, it features 4703: 1546: 1425: 1390: 1355: 1119: 65: 5283:. World Scientific Publishing. 5020:On the Dynamics of the Electron 2245:of the Poincaré group. It is a 5245: 5215: 5188: 5103: 5076: 5051: 5025: 4967:Poincaré, Henri (1905-12-14), 4960: 4845: 4814: 4808: 4796: 4790: 4778: 4752: 4734: 4695: 4677: 3726: 3720: 3704: 3698: 3662: 3603: 3531: 3505: 3456: 3430: 3381: 3355: 3319: 3293: 3247: 3221: 3198: 3172: 3123: 3097: 2943: 2919: 2704: 2672: 2595: 2566: 2535: 2509: 2365: 2356: 2343: 2125:Galilean group representations 2120:Poincaré group representations 1617: 1605: 1550: 1536: 1506: 1494: 1462: 1450: 1394: 1380: 1253: 1222: 1216: 1204: 1198: 1186: 1156: 1144: 1039:, imply 10 conservation laws: 734:Infinite dimensional Lie group 13: 1: 5272: 5168:Oblak, Blagoje (2017-08-01). 5136:10.1088/2040-8978/13/6/064010 4929:Symmetry in quantum mechanics 4473:representations of this group 4422:{\textstyle W_{\mu }W^{\mu }} 4385:{\textstyle P_{\mu }P^{\mu }} 2115:Lorentz group representations 2082:Theorem of the highest weight 835:(1905), was first defined by 5302:The Quantum Theory of Fields 4638:time-reversal quantum number 2271:{\textstyle \det \Lambda =1} 1591:Lorentz-signature spin group 1087:, while the six-dimensional 924:, i.e. under the effects of 507:{\displaystyle \mathbb {Z} } 482:{\displaystyle \mathbb {Z} } 445:{\displaystyle \mathbb {Z} } 7: 4934:Pauli–Lubanski pseudovector 4902: 4636:in quantum field theory, a 4458:Pauli–Lubanski pseudovector 1284:inhomogeneous Lorentz group 972:three-dimensional rotations 956:of spacetime translations ( 861: 847:. It is a ten-dimensional 232:List of group theory topics 10: 5388: 4870:now taking values between 2067:Lie algebra representation 1176:with group multiplication 1103:. More precisely, it is a 1065:. It is a ten-dimensional 868:coordinate transformations 29: 5298:Weinberg, Steven (1995). 5066:Physikalische Zeitschrift 5044:(Wikisource translation: 4465:relativistic field theory 3076:{\textstyle K_{i}=M_{i0}} 2949:{\displaystyle (+,-,-,-)} 1582:{\displaystyle 2\times 2} 1563:is the group of complex 1309:(nonnegative number) and 998:The last two symmetries, 5253:"Topics: Poincaré Group" 5174:. Springer. p. 80. 5003:2027/uiug.30112063899089 4954: 4944:Continuous spin particle 2062:Lie group representation 1091:is also a subgroup, the 939:is the full symmetry of 885:In total, there are ten 350:Elementary abelian group 227:Glossary of group theory 5281:Group Theory in Physics 5195:N.N. Bogolubov (1989). 4924:Wigner's classification 2087:Borel–Weil–Bott theorem 1328:In accordance with the 1323:Wigner's classification 1290:of the de Sitter group 1101:Lorentz transformations 1072:. The four-dimensional 1030:relativistic invariance 911:absolute time and space 4949:super-Poincaré algebra 4852: 4759: 4622: 4602: 4586:quantum field theories 4574: 4550: 4526: 4506: 4450: 4423: 4386: 4342: 3733: 3675: 3587: 3077: 3034: 2968: 2956:Minkowski metric (see 2950: 2906: 2886: 2862: 2839: 2485: 2374: 2318: 2272: 1985:Semisimple Lie algebra 1940:Adjoint representation 1624: 1583: 1557: 1513: 1472: 1404: 1260: 1167: 766:Linear algebraic group 508: 483: 446: 42: 5061:"Raum und Zeit"  4853: 4760: 4628:are forfeited. Since 4623: 4603: 4588:; where this occurs, 4575: 4551: 4527: 4507: 4451: 4449:{\textstyle W_{\mu }} 4424: 4387: 4343: 3734: 3676: 3588: 3078: 3035: 2966: 2951: 2907: 2905:{\displaystyle \eta } 2887: 2863: 2840: 2486: 2375: 2319: 2273: 2247:Lie algebra extension 2054:Representation theory 1625: 1584: 1558: 1514: 1473: 1405: 1261: 1168: 509: 484: 447: 40: 5367:Theory of relativity 5362:Quantum field theory 5324:Quantum Field Theory 5058:Minkowski, Hermann, 5032:Minkowski, Hermann, 4775: 4668: 4612: 4592: 4564: 4540: 4516: 4486: 4469:elementary particles 4433: 4396: 4359: 4355:of this algebra are 3750: 3685: 3600: 3090: 3044: 2975: 2916: 2896: 2876: 2852: 2502: 2387: 2332: 2286: 2253: 1596: 1567: 1527: 1485: 1420: 1350: 1341:quantum field theory 1183: 1114: 1010:, together make the 496: 471: 434: 5321:L.H. Ryder (1996). 5279:Wu-Ki Tung (1985). 5257:www.phy.olemiss.edu 5128:2011JOpt...13f4010B 4987:1906RCMP...21..129P 4505:{\textstyle J^{PC}} 4467:. As a result, all 2369: 2199:Table of Lie groups 2040:Compact Lie algebra 1292:SO(4, 1) ~ Sp(2, 2) 1026:Poincaré invariance 1022:semi-direct product 845:Minkowski spacetime 140:Group homomorphisms 50:Algebraic structure 4995:10.1007/bf03013466 4848: 4755: 4618: 4598: 4582:charge-conjugation 4570: 4546: 4522: 4502: 4446: 4419: 4382: 4353:Casimir invariants 4338: 4336: 3729: 3671: 3583: 3581: 3073: 3030: 2969: 2946: 2902: 2882: 2858: 2835: 2833: 2481: 2370: 2355: 2326:identity component 2314: 2268: 1971:Affine Lie algebra 1961:Simple Lie algebra 1702:Special orthogonal 1620: 1579: 1553: 1509: 1468: 1400: 1298:goes to infinity. 1256: 1163: 1105:semidirect product 1017:Lorentz invariance 941:special relativity 922:general relativity 887:degrees of freedom 872:spacetime interval 616:Special orthogonal 504: 479: 442: 323:Lagrange's theorem 43: 5313:978-0-521-55001-7 5116:Journal of Optics 4645:topological space 4621:{\displaystyle C} 4601:{\displaystyle P} 4573:{\displaystyle C} 4549:{\displaystyle P} 4525:{\displaystyle J} 4081: 3575: 3497: 3422: 3347: 3285: 3213: 3164: 2999: 2885:{\displaystyle M} 2872:of translations, 2861:{\displaystyle P} 2671: 2667: 2565: 2561: 2448: 2235: 2234: 2035:Split Lie algebra 1998:Cartan subalgebra 1860: 1859: 1751:Simple Lie groups 1334:homogeneous space 1319:quantum mechanics 1288:group contraction 1037:Noether's theorem 954:abelian Lie group 937:Poincaré symmetry 932:Poincaré symmetry 903:classical physics 837:Hermann Minkowski 825: 824: 400: 399: 282:Alternating group 239: 238: 32:Fundamental group 18:Poincaré symmetry 16:(Redirected from 5379: 5338: 5317: 5305: 5294: 5267: 5266: 5264: 5263: 5249: 5243: 5242: 5238:978-1-13950-4324 5219: 5213: 5212: 5192: 5186: 5185: 5165: 5156: 5155: 5107: 5101: 5100: 5098: 5097: 5091:frankwilczek.com 5088: 5080: 5074: 5073: 5063: 5055: 5049: 5043: 5037: 5029: 5023: 5013: 4972: 4964: 4898: 4889: 4880: 4873: 4869: 4865: 4857: 4855: 4854: 4849: 4764: 4762: 4761: 4756: 4724: 4723: 4706: 4660: 4651:Other dimensions 4627: 4625: 4624: 4619: 4607: 4605: 4604: 4599: 4579: 4577: 4576: 4571: 4555: 4553: 4552: 4547: 4536:quantum number, 4531: 4529: 4528: 4523: 4511: 4509: 4508: 4503: 4501: 4500: 4455: 4453: 4452: 4447: 4445: 4444: 4428: 4426: 4425: 4420: 4418: 4417: 4408: 4407: 4391: 4389: 4388: 4383: 4381: 4380: 4371: 4370: 4347: 4345: 4344: 4339: 4337: 4333: 4332: 4323: 4322: 4291: 4287: 4286: 4285: 4273: 4272: 4254: 4253: 4244: 4243: 4215: 4211: 4210: 4209: 4197: 4196: 4178: 4177: 4168: 4167: 4139: 4135: 4134: 4133: 4121: 4120: 4102: 4101: 4089: 4088: 4082: 4077: 4069: 4060: 4056: 4055: 4054: 4042: 4041: 4023: 4022: 4013: 4012: 3984: 3980: 3979: 3978: 3966: 3965: 3937: 3933: 3932: 3931: 3919: 3918: 3900: 3899: 3874: 3870: 3869: 3868: 3856: 3855: 3830: 3826: 3825: 3824: 3812: 3811: 3786: 3782: 3781: 3780: 3768: 3767: 3738: 3736: 3735: 3730: 3719: 3718: 3697: 3696: 3680: 3678: 3677: 3672: 3661: 3660: 3645: 3644: 3631: 3630: 3615: 3614: 3592: 3590: 3589: 3584: 3582: 3573: 3572: 3571: 3562: 3561: 3530: 3529: 3517: 3516: 3495: 3494: 3493: 3484: 3483: 3455: 3454: 3442: 3441: 3420: 3419: 3418: 3409: 3408: 3380: 3379: 3367: 3366: 3345: 3344: 3343: 3318: 3317: 3305: 3304: 3283: 3282: 3281: 3272: 3271: 3246: 3245: 3233: 3232: 3211: 3197: 3196: 3184: 3183: 3162: 3161: 3160: 3151: 3150: 3122: 3121: 3109: 3108: 3082: 3080: 3079: 3074: 3072: 3071: 3056: 3055: 3039: 3037: 3036: 3031: 3029: 3028: 3016: 3015: 3000: 2992: 2987: 2986: 2955: 2953: 2952: 2947: 2911: 2909: 2908: 2903: 2891: 2889: 2888: 2883: 2867: 2865: 2864: 2859: 2844: 2842: 2841: 2836: 2834: 2826: 2825: 2813: 2812: 2797: 2796: 2784: 2783: 2768: 2767: 2755: 2754: 2739: 2738: 2726: 2725: 2703: 2702: 2687: 2686: 2669: 2668: 2660: 2653: 2652: 2643: 2642: 2627: 2626: 2617: 2616: 2594: 2593: 2581: 2580: 2563: 2562: 2554: 2534: 2533: 2521: 2520: 2490: 2488: 2487: 2482: 2480: 2476: 2475: 2474: 2462: 2461: 2449: 2441: 2428: 2424: 2423: 2422: 2413: 2412: 2379: 2377: 2376: 2371: 2368: 2363: 2342: 2323: 2321: 2320: 2315: 2307: 2306: 2301: 2300: 2299: 2277: 2275: 2274: 2269: 2239:Poincaré algebra 2227: 2220: 2213: 2170:Claude Chevalley 2027:Complexification 1870:Other Lie groups 1756: 1755: 1664:Classical groups 1656: 1638: 1637: 1634:Poincaré algebra 1629: 1627: 1626: 1621: 1588: 1586: 1585: 1580: 1562: 1560: 1559: 1554: 1549: 1518: 1516: 1515: 1510: 1477: 1475: 1474: 1469: 1440: 1439: 1428: 1409: 1407: 1406: 1401: 1393: 1370: 1369: 1358: 1330:Erlangen program 1296:de Sitter radius 1293: 1265: 1263: 1262: 1257: 1172: 1170: 1169: 1164: 1134: 1133: 1122: 817: 810: 803: 759:Algebraic groups 532:Hyperbolic group 522:Arithmetic group 513: 511: 510: 505: 503: 488: 486: 485: 480: 478: 451: 449: 448: 443: 441: 364:Schur multiplier 318:Cauchy's theorem 306:Quaternion group 254: 253: 80: 79: 69: 56: 45: 44: 21: 5387: 5386: 5382: 5381: 5380: 5378: 5377: 5376: 5342: 5341: 5335: 5314: 5291: 5275: 5270: 5261: 5259: 5251: 5250: 5246: 5239: 5220: 5216: 5209: 5193: 5189: 5182: 5166: 5159: 5108: 5104: 5095: 5093: 5086: 5082: 5081: 5077: 5056: 5052: 5030: 5026: 4965: 4961: 4957: 4909:Euclidean group 4905: 4896: 4891: 4887: 4882: 4875: 4871: 4867: 4863: 4776: 4773: 4772: 4707: 4702: 4701: 4669: 4666: 4665: 4656: 4653: 4613: 4610: 4609: 4593: 4590: 4589: 4565: 4562: 4561: 4541: 4538: 4537: 4517: 4514: 4513: 4493: 4489: 4487: 4484: 4483: 4481:quantum numbers 4440: 4436: 4434: 4431: 4430: 4413: 4409: 4403: 4399: 4397: 4394: 4393: 4376: 4372: 4366: 4362: 4360: 4357: 4356: 4335: 4334: 4328: 4324: 4312: 4308: 4292: 4281: 4277: 4268: 4264: 4263: 4259: 4256: 4255: 4249: 4245: 4233: 4229: 4216: 4205: 4201: 4192: 4188: 4187: 4183: 4180: 4179: 4173: 4169: 4157: 4153: 4140: 4129: 4125: 4116: 4112: 4111: 4107: 4104: 4103: 4094: 4090: 4084: 4083: 4070: 4068: 4061: 4050: 4046: 4037: 4033: 4032: 4028: 4025: 4024: 4018: 4014: 4002: 3998: 3985: 3974: 3970: 3961: 3957: 3956: 3952: 3949: 3948: 3938: 3927: 3923: 3914: 3910: 3909: 3905: 3902: 3901: 3895: 3891: 3875: 3864: 3860: 3851: 3850: 3849: 3845: 3842: 3841: 3831: 3820: 3816: 3807: 3806: 3805: 3801: 3798: 3797: 3787: 3776: 3772: 3763: 3762: 3761: 3757: 3753: 3751: 3748: 3747: 3741:representations 3711: 3710: 3689: 3688: 3686: 3683: 3682: 3674:{\textstyle =0} 3656: 3652: 3640: 3636: 3626: 3622: 3610: 3606: 3601: 3598: 3597: 3580: 3579: 3567: 3563: 3551: 3547: 3534: 3525: 3521: 3512: 3508: 3502: 3501: 3489: 3485: 3473: 3469: 3459: 3450: 3446: 3437: 3433: 3427: 3426: 3414: 3410: 3398: 3394: 3384: 3375: 3371: 3362: 3358: 3352: 3351: 3339: 3335: 3322: 3313: 3309: 3300: 3296: 3290: 3289: 3277: 3273: 3264: 3260: 3250: 3241: 3237: 3228: 3224: 3218: 3217: 3201: 3192: 3188: 3179: 3175: 3169: 3168: 3156: 3152: 3140: 3136: 3126: 3117: 3113: 3104: 3100: 3093: 3091: 3088: 3087: 3064: 3060: 3051: 3047: 3045: 3042: 3041: 3021: 3017: 3005: 3001: 2991: 2982: 2978: 2976: 2973: 2972: 2958:Sign convention 2917: 2914: 2913: 2897: 2894: 2893: 2877: 2874: 2873: 2853: 2850: 2849: 2846: 2832: 2831: 2818: 2814: 2805: 2801: 2789: 2785: 2776: 2772: 2760: 2756: 2747: 2743: 2731: 2727: 2718: 2714: 2707: 2695: 2691: 2679: 2675: 2659: 2656: 2655: 2648: 2644: 2635: 2631: 2622: 2618: 2609: 2605: 2598: 2589: 2585: 2573: 2569: 2553: 2550: 2549: 2538: 2529: 2525: 2516: 2512: 2505: 2503: 2500: 2499: 2467: 2463: 2454: 2450: 2440: 2439: 2435: 2418: 2414: 2408: 2404: 2400: 2396: 2388: 2385: 2384: 2364: 2359: 2335: 2333: 2330: 2329: 2302: 2295: 2291: 2290: 2289: 2287: 2284: 2283: 2254: 2251: 2250: 2231: 2186: 2185: 2184: 2155:Wilhelm Killing 2139: 2131: 2130: 2129: 2104: 2093: 2092: 2091: 2056: 2046: 2045: 2044: 2031: 2015: 1993:Dynkin diagrams 1987: 1977: 1976: 1975: 1957: 1935:Exponential map 1924: 1914: 1913: 1912: 1893:Conformal group 1872: 1862: 1861: 1853: 1845: 1837: 1829: 1821: 1802: 1792: 1782: 1772: 1753: 1743: 1742: 1741: 1722:Special unitary 1666: 1636: 1597: 1594: 1593: 1568: 1565: 1564: 1545: 1528: 1525: 1524: 1486: 1483: 1482: 1429: 1424: 1423: 1421: 1418: 1417: 1389: 1359: 1354: 1353: 1351: 1348: 1347: 1336:for the group. 1305:are indexed by 1303:representations 1291: 1272:group extension 1184: 1181: 1180: 1123: 1118: 1117: 1115: 1112: 1111: 1085:normal subgroup 1059: 943:. It includes: 934: 864: 821: 792: 791: 780:Abelian variety 773:Reductive group 761: 751: 750: 749: 748: 699: 691: 683: 675: 667: 640:Special unitary 551: 537: 536: 518: 517: 499: 497: 494: 493: 474: 472: 469: 468: 437: 435: 432: 431: 423: 422: 413:Discrete groups 402: 401: 357:Frobenius group 302: 289: 278: 271:Symmetric group 267: 251: 241: 240: 91:Normal subgroup 77: 57: 48: 35: 28: 23: 22: 15: 12: 11: 5: 5385: 5375: 5374: 5369: 5364: 5359: 5357:Henri Poincaré 5354: 5340: 5339: 5333: 5318: 5312: 5295: 5289: 5274: 5271: 5269: 5268: 5244: 5237: 5214: 5207: 5187: 5180: 5157: 5102: 5075: 5050: 5024: 4958: 4956: 4953: 4952: 4951: 4946: 4941: 4936: 4931: 4926: 4921: 4916: 4914:Galilean group 4911: 4904: 4901: 4894: 4885: 4860: 4859: 4847: 4844: 4841: 4838: 4834: 4831: 4828: 4825: 4822: 4819: 4816: 4813: 4810: 4807: 4804: 4801: 4798: 4795: 4792: 4789: 4786: 4783: 4780: 4766: 4765: 4754: 4751: 4748: 4745: 4742: 4739: 4736: 4733: 4730: 4727: 4722: 4719: 4716: 4713: 4710: 4705: 4700: 4697: 4694: 4691: 4688: 4685: 4682: 4679: 4676: 4673: 4652: 4649: 4617: 4597: 4569: 4545: 4521: 4499: 4496: 4492: 4443: 4439: 4416: 4412: 4406: 4402: 4379: 4375: 4369: 4365: 4349: 4348: 4331: 4327: 4321: 4318: 4315: 4311: 4307: 4304: 4301: 4298: 4295: 4293: 4290: 4284: 4280: 4276: 4271: 4267: 4262: 4258: 4257: 4252: 4248: 4242: 4239: 4236: 4232: 4228: 4225: 4222: 4219: 4217: 4214: 4208: 4204: 4200: 4195: 4191: 4186: 4182: 4181: 4176: 4172: 4166: 4163: 4160: 4156: 4152: 4149: 4146: 4143: 4141: 4138: 4132: 4128: 4124: 4119: 4115: 4110: 4106: 4105: 4100: 4097: 4093: 4087: 4080: 4076: 4073: 4067: 4064: 4062: 4059: 4053: 4049: 4045: 4040: 4036: 4031: 4027: 4026: 4021: 4017: 4011: 4008: 4005: 4001: 3997: 3994: 3991: 3988: 3986: 3983: 3977: 3973: 3969: 3964: 3960: 3955: 3951: 3950: 3947: 3944: 3941: 3939: 3936: 3930: 3926: 3922: 3917: 3913: 3908: 3904: 3903: 3898: 3894: 3890: 3887: 3884: 3881: 3878: 3876: 3873: 3867: 3863: 3859: 3854: 3848: 3844: 3843: 3840: 3837: 3834: 3832: 3829: 3823: 3819: 3815: 3810: 3804: 3800: 3799: 3796: 3793: 3790: 3788: 3785: 3779: 3775: 3771: 3766: 3760: 3756: 3755: 3728: 3725: 3722: 3717: 3714: 3709: 3706: 3703: 3700: 3695: 3692: 3670: 3667: 3664: 3659: 3655: 3651: 3648: 3643: 3639: 3634: 3629: 3625: 3621: 3618: 3613: 3609: 3605: 3594: 3593: 3578: 3570: 3566: 3560: 3557: 3554: 3550: 3546: 3543: 3540: 3537: 3535: 3533: 3528: 3524: 3520: 3515: 3511: 3507: 3504: 3503: 3500: 3492: 3488: 3482: 3479: 3476: 3472: 3468: 3465: 3462: 3460: 3458: 3453: 3449: 3445: 3440: 3436: 3432: 3429: 3428: 3425: 3417: 3413: 3407: 3404: 3401: 3397: 3393: 3390: 3387: 3385: 3383: 3378: 3374: 3370: 3365: 3361: 3357: 3354: 3353: 3350: 3342: 3338: 3334: 3331: 3328: 3325: 3323: 3321: 3316: 3312: 3308: 3303: 3299: 3295: 3292: 3291: 3288: 3280: 3276: 3270: 3267: 3263: 3259: 3256: 3253: 3251: 3249: 3244: 3240: 3236: 3231: 3227: 3223: 3220: 3219: 3216: 3210: 3207: 3204: 3202: 3200: 3195: 3191: 3187: 3182: 3178: 3174: 3171: 3170: 3167: 3159: 3155: 3149: 3146: 3143: 3139: 3135: 3132: 3129: 3127: 3125: 3120: 3116: 3112: 3107: 3103: 3099: 3096: 3095: 3070: 3067: 3063: 3059: 3054: 3050: 3040:, and boosts, 3027: 3024: 3020: 3014: 3011: 3008: 3004: 2998: 2995: 2990: 2985: 2981: 2945: 2942: 2939: 2936: 2933: 2930: 2927: 2924: 2921: 2901: 2881: 2857: 2830: 2824: 2821: 2817: 2811: 2808: 2804: 2800: 2795: 2792: 2788: 2782: 2779: 2775: 2771: 2766: 2763: 2759: 2753: 2750: 2746: 2742: 2737: 2734: 2730: 2724: 2721: 2717: 2713: 2710: 2708: 2706: 2701: 2698: 2694: 2690: 2685: 2682: 2678: 2674: 2666: 2663: 2658: 2657: 2651: 2647: 2641: 2638: 2634: 2630: 2625: 2621: 2615: 2612: 2608: 2604: 2601: 2599: 2597: 2592: 2588: 2584: 2579: 2576: 2572: 2568: 2560: 2557: 2552: 2551: 2547: 2544: 2541: 2539: 2537: 2532: 2528: 2524: 2519: 2515: 2511: 2508: 2507: 2497: 2479: 2473: 2470: 2466: 2460: 2457: 2453: 2447: 2444: 2438: 2434: 2431: 2427: 2421: 2417: 2411: 2407: 2403: 2399: 2395: 2392: 2382:exponentiation 2367: 2362: 2358: 2354: 2351: 2348: 2345: 2341: 2338: 2313: 2310: 2305: 2298: 2294: 2267: 2264: 2261: 2258: 2233: 2232: 2230: 2229: 2222: 2215: 2207: 2204: 2203: 2202: 2201: 2196: 2188: 2187: 2183: 2182: 2177: 2175:Harish-Chandra 2172: 2167: 2162: 2157: 2152: 2150:Henri Poincaré 2147: 2141: 2140: 2137: 2136: 2133: 2132: 2128: 2127: 2122: 2117: 2112: 2106: 2105: 2100:Lie groups in 2099: 2098: 2095: 2094: 2090: 2089: 2084: 2079: 2074: 2069: 2064: 2058: 2057: 2052: 2051: 2048: 2047: 2043: 2042: 2037: 2032: 2030: 2029: 2024: 2018: 2016: 2014: 2013: 2008: 2002: 2000: 1995: 1989: 1988: 1983: 1982: 1979: 1978: 1974: 1973: 1968: 1963: 1958: 1956: 1955: 1950: 1944: 1942: 1937: 1932: 1926: 1925: 1920: 1919: 1916: 1915: 1911: 1910: 1905: 1900: 1898:Diffeomorphism 1895: 1890: 1885: 1880: 1874: 1873: 1868: 1867: 1864: 1863: 1858: 1857: 1856: 1855: 1851: 1847: 1843: 1839: 1835: 1831: 1827: 1823: 1819: 1812: 1811: 1807: 1806: 1805: 1804: 1798: 1794: 1788: 1784: 1778: 1774: 1768: 1761: 1760: 1754: 1749: 1748: 1745: 1744: 1740: 1739: 1729: 1719: 1709: 1699: 1689: 1682:Special linear 1679: 1672:General linear 1668: 1667: 1662: 1661: 1658: 1657: 1649: 1648: 1635: 1632: 1619: 1616: 1613: 1610: 1607: 1604: 1601: 1578: 1575: 1572: 1552: 1548: 1544: 1541: 1538: 1535: 1532: 1508: 1505: 1502: 1499: 1496: 1493: 1490: 1479: 1478: 1467: 1464: 1461: 1458: 1455: 1452: 1449: 1446: 1443: 1438: 1435: 1432: 1427: 1411: 1410: 1399: 1396: 1392: 1388: 1385: 1382: 1379: 1376: 1373: 1368: 1365: 1362: 1357: 1280:representation 1268: 1267: 1255: 1252: 1249: 1246: 1242: 1239: 1236: 1233: 1230: 1227: 1224: 1221: 1218: 1215: 1212: 1209: 1206: 1203: 1200: 1197: 1194: 1191: 1188: 1174: 1173: 1162: 1158: 1155: 1152: 1149: 1146: 1143: 1140: 1137: 1132: 1129: 1126: 1121: 1058: 1057:Poincaré group 1055: 1054: 1053: 1050: 1047: 1044: 996: 995: 981: 963: 933: 930: 915:shear mappings 907:Galilean group 863: 860: 841:isometry group 839:(1908) as the 833:Henri Poincaré 831:, named after 829:Poincaré group 823: 822: 820: 819: 812: 805: 797: 794: 793: 790: 789: 787:Elliptic curve 783: 782: 776: 775: 769: 768: 762: 757: 756: 753: 752: 747: 746: 743: 740: 736: 732: 731: 730: 725: 723:Diffeomorphism 719: 718: 713: 708: 702: 701: 697: 693: 689: 685: 681: 677: 673: 669: 665: 660: 659: 648: 647: 636: 635: 624: 623: 612: 611: 600: 599: 588: 587: 580:Special linear 576: 575: 568:General linear 564: 563: 558: 552: 543: 542: 539: 538: 535: 534: 529: 524: 516: 515: 502: 490: 477: 464: 462:Modular groups 460: 459: 458: 453: 440: 424: 421: 420: 415: 409: 408: 407: 404: 403: 398: 397: 396: 395: 390: 385: 382: 376: 375: 369: 368: 367: 366: 360: 359: 353: 352: 347: 338: 337: 335:Hall's theorem 332: 330:Sylow theorems 326: 325: 320: 312: 311: 310: 309: 303: 298: 295:Dihedral group 291: 290: 285: 279: 274: 268: 263: 252: 247: 246: 243: 242: 237: 236: 235: 234: 229: 221: 220: 219: 218: 213: 208: 203: 198: 193: 188: 186:multiplicative 183: 178: 173: 168: 160: 159: 158: 157: 152: 144: 143: 135: 134: 133: 132: 130:Wreath product 127: 122: 117: 115:direct product 109: 107:Quotient group 101: 100: 99: 98: 93: 88: 78: 75: 74: 71: 70: 62: 61: 41:Henri Poincaré 26: 9: 6: 4: 3: 2: 5384: 5373: 5370: 5368: 5365: 5363: 5360: 5358: 5355: 5353: 5350: 5349: 5347: 5336: 5330: 5326: 5325: 5319: 5315: 5309: 5304: 5303: 5296: 5292: 5290:9971-966-57-3 5286: 5282: 5277: 5276: 5258: 5254: 5248: 5240: 5234: 5230: 5229: 5224: 5218: 5210: 5208:0-7923-0540-X 5204: 5200: 5199: 5191: 5183: 5181:9783319618784 5177: 5173: 5172: 5164: 5162: 5153: 5149: 5145: 5141: 5137: 5133: 5129: 5125: 5122:(6): 064010. 5121: 5117: 5113: 5106: 5092: 5085: 5079: 5071: 5067: 5062: 5054: 5047: 5041: 5036: 5028: 5021: 5018:translation: 5017: 5012: 5008: 5004: 5000: 4996: 4992: 4988: 4984: 4980: 4976: 4971: 4963: 4959: 4950: 4947: 4945: 4942: 4940: 4937: 4935: 4932: 4930: 4927: 4925: 4922: 4920: 4917: 4915: 4912: 4910: 4907: 4906: 4900: 4897: 4888: 4878: 4842: 4839: 4836: 4832: 4829: 4826: 4823: 4820: 4817: 4811: 4805: 4802: 4799: 4793: 4787: 4784: 4781: 4771: 4770: 4769: 4749: 4746: 4743: 4740: 4737: 4731: 4725: 4720: 4717: 4714: 4711: 4708: 4698: 4692: 4689: 4686: 4683: 4680: 4674: 4671: 4664: 4663: 4662: 4659: 4648: 4646: 4641: 4639: 4635: 4631: 4615: 4595: 4587: 4583: 4567: 4559: 4543: 4535: 4519: 4497: 4494: 4490: 4482: 4478: 4477:four-momentum 4474: 4470: 4466: 4461: 4459: 4441: 4437: 4414: 4410: 4404: 4400: 4377: 4373: 4367: 4363: 4354: 4329: 4325: 4319: 4316: 4313: 4309: 4302: 4299: 4296: 4294: 4288: 4282: 4278: 4274: 4269: 4265: 4260: 4250: 4246: 4240: 4237: 4234: 4230: 4223: 4220: 4218: 4212: 4206: 4202: 4198: 4193: 4189: 4184: 4174: 4170: 4164: 4161: 4158: 4154: 4147: 4144: 4142: 4136: 4130: 4126: 4122: 4117: 4113: 4108: 4098: 4095: 4091: 4078: 4071: 4065: 4063: 4057: 4051: 4047: 4043: 4038: 4034: 4029: 4019: 4015: 4009: 4006: 4003: 3999: 3992: 3989: 3987: 3981: 3975: 3971: 3967: 3962: 3958: 3953: 3945: 3942: 3940: 3934: 3928: 3924: 3920: 3915: 3911: 3906: 3896: 3892: 3888: 3882: 3879: 3877: 3871: 3865: 3861: 3857: 3846: 3838: 3835: 3833: 3827: 3821: 3817: 3813: 3802: 3794: 3791: 3789: 3783: 3777: 3773: 3769: 3758: 3746: 3745: 3744: 3742: 3723: 3707: 3701: 3668: 3665: 3657: 3653: 3649: 3646: 3641: 3637: 3632: 3627: 3623: 3619: 3616: 3611: 3607: 3576: 3568: 3564: 3558: 3555: 3552: 3548: 3544: 3541: 3538: 3536: 3526: 3522: 3518: 3513: 3509: 3498: 3490: 3486: 3480: 3477: 3474: 3470: 3466: 3463: 3461: 3451: 3447: 3443: 3438: 3434: 3423: 3415: 3411: 3405: 3402: 3399: 3395: 3391: 3388: 3386: 3376: 3372: 3368: 3363: 3359: 3348: 3340: 3336: 3332: 3329: 3326: 3324: 3314: 3310: 3306: 3301: 3297: 3286: 3278: 3274: 3268: 3265: 3261: 3257: 3254: 3252: 3242: 3238: 3234: 3229: 3225: 3214: 3208: 3205: 3203: 3193: 3189: 3185: 3180: 3176: 3165: 3157: 3153: 3147: 3144: 3141: 3137: 3133: 3130: 3128: 3118: 3114: 3110: 3105: 3101: 3086: 3085: 3084: 3068: 3065: 3061: 3057: 3052: 3048: 3025: 3022: 3018: 3012: 3009: 3006: 3002: 2996: 2993: 2988: 2983: 2979: 2965: 2961: 2959: 2940: 2937: 2934: 2931: 2928: 2925: 2922: 2899: 2879: 2871: 2855: 2845: 2828: 2822: 2819: 2815: 2809: 2806: 2802: 2798: 2793: 2790: 2786: 2780: 2777: 2773: 2769: 2764: 2761: 2757: 2751: 2748: 2744: 2740: 2735: 2732: 2728: 2722: 2719: 2715: 2711: 2709: 2699: 2696: 2692: 2688: 2683: 2680: 2676: 2664: 2661: 2649: 2645: 2639: 2636: 2632: 2628: 2623: 2619: 2613: 2610: 2606: 2602: 2600: 2590: 2586: 2582: 2577: 2574: 2570: 2558: 2555: 2545: 2542: 2540: 2530: 2526: 2522: 2517: 2513: 2496: 2494: 2477: 2471: 2468: 2464: 2458: 2455: 2451: 2445: 2442: 2436: 2432: 2429: 2425: 2419: 2415: 2409: 2405: 2401: 2397: 2393: 2390: 2383: 2360: 2352: 2349: 2346: 2327: 2311: 2308: 2303: 2296: 2281: 2280:orthochronous 2265: 2262: 2248: 2244: 2240: 2228: 2223: 2221: 2216: 2214: 2209: 2208: 2206: 2205: 2200: 2197: 2195: 2192: 2191: 2190: 2189: 2181: 2178: 2176: 2173: 2171: 2168: 2166: 2163: 2161: 2158: 2156: 2153: 2151: 2148: 2146: 2143: 2142: 2135: 2134: 2126: 2123: 2121: 2118: 2116: 2113: 2111: 2108: 2107: 2103: 2097: 2096: 2088: 2085: 2083: 2080: 2078: 2075: 2073: 2070: 2068: 2065: 2063: 2060: 2059: 2055: 2050: 2049: 2041: 2038: 2036: 2033: 2028: 2025: 2023: 2020: 2019: 2017: 2012: 2009: 2007: 2004: 2003: 2001: 1999: 1996: 1994: 1991: 1990: 1986: 1981: 1980: 1972: 1969: 1967: 1964: 1962: 1959: 1954: 1951: 1949: 1946: 1945: 1943: 1941: 1938: 1936: 1933: 1931: 1928: 1927: 1923: 1918: 1917: 1909: 1906: 1904: 1901: 1899: 1896: 1894: 1891: 1889: 1886: 1884: 1881: 1879: 1876: 1875: 1871: 1866: 1865: 1854: 1848: 1846: 1840: 1838: 1832: 1830: 1824: 1822: 1816: 1815: 1814: 1813: 1809: 1808: 1803: 1801: 1795: 1793: 1791: 1785: 1783: 1781: 1775: 1773: 1771: 1765: 1764: 1763: 1762: 1758: 1757: 1752: 1747: 1746: 1737: 1733: 1730: 1727: 1723: 1720: 1717: 1713: 1710: 1707: 1703: 1700: 1697: 1693: 1690: 1687: 1683: 1680: 1677: 1673: 1670: 1669: 1665: 1660: 1659: 1655: 1651: 1650: 1647: 1643: 1640: 1639: 1631: 1614: 1611: 1608: 1602: 1599: 1592: 1576: 1573: 1570: 1542: 1539: 1533: 1530: 1522: 1503: 1500: 1497: 1491: 1488: 1465: 1459: 1456: 1453: 1447: 1444: 1441: 1436: 1433: 1430: 1416: 1415: 1414: 1397: 1386: 1383: 1377: 1374: 1371: 1366: 1363: 1360: 1346: 1345: 1344: 1342: 1337: 1335: 1331: 1326: 1324: 1320: 1316: 1312: 1308: 1304: 1299: 1297: 1289: 1285: 1281: 1277: 1276:Lorentz group 1273: 1250: 1247: 1244: 1240: 1237: 1234: 1231: 1228: 1225: 1219: 1213: 1210: 1207: 1201: 1195: 1192: 1189: 1179: 1178: 1177: 1160: 1153: 1150: 1147: 1141: 1135: 1130: 1127: 1124: 1110: 1109: 1108: 1106: 1102: 1098: 1094: 1090: 1089:Lorentz group 1086: 1082: 1079: 1075: 1074:abelian group 1071: 1068: 1064: 1051: 1048: 1045: 1042: 1041: 1040: 1038: 1033: 1031: 1027: 1023: 1019: 1018: 1013: 1012:Lorentz group 1009: 1008: 1003: 1002: 993: 992: 987: 986: 982: 979: 978: 973: 969: 968: 964: 961: 960: 955: 951: 950: 946: 945: 944: 942: 938: 929: 927: 923: 918: 916: 912: 908: 904: 899: 897: 893: 888: 883: 881: 880:proper length 877: 873: 869: 859: 857: 853: 850: 846: 842: 838: 834: 830: 818: 813: 811: 806: 804: 799: 798: 796: 795: 788: 785: 784: 781: 778: 777: 774: 771: 770: 767: 764: 763: 760: 755: 754: 744: 741: 738: 737: 735: 729: 726: 724: 721: 720: 717: 714: 712: 709: 707: 704: 703: 700: 694: 692: 686: 684: 678: 676: 670: 668: 662: 661: 657: 653: 650: 649: 645: 641: 638: 637: 633: 629: 626: 625: 621: 617: 614: 613: 609: 605: 602: 601: 597: 593: 590: 589: 585: 581: 578: 577: 573: 569: 566: 565: 562: 559: 557: 554: 553: 550: 546: 541: 540: 533: 530: 528: 525: 523: 520: 519: 491: 466: 465: 463: 457: 454: 429: 426: 425: 419: 416: 414: 411: 410: 406: 405: 394: 391: 389: 386: 383: 380: 379: 378: 377: 374: 371: 370: 365: 362: 361: 358: 355: 354: 351: 348: 346: 344: 340: 339: 336: 333: 331: 328: 327: 324: 321: 319: 316: 315: 314: 313: 307: 304: 301: 296: 293: 292: 288: 283: 280: 277: 272: 269: 266: 261: 258: 257: 256: 255: 250: 249:Finite groups 245: 244: 233: 230: 228: 225: 224: 223: 222: 217: 214: 212: 209: 207: 204: 202: 199: 197: 194: 192: 189: 187: 184: 182: 179: 177: 174: 172: 169: 167: 164: 163: 162: 161: 156: 153: 151: 148: 147: 146: 145: 142: 141: 137: 136: 131: 128: 126: 123: 121: 118: 116: 113: 110: 108: 105: 104: 103: 102: 97: 94: 92: 89: 87: 84: 83: 82: 81: 76:Basic notions 73: 72: 68: 64: 63: 60: 55: 51: 47: 46: 39: 33: 19: 5334:0-52147-8146 5323: 5301: 5280: 5260:. Retrieved 5256: 5247: 5227: 5217: 5197: 5190: 5170: 5119: 5115: 5105: 5094:. Retrieved 5090: 5078: 5069: 5065: 5053: 5039: 5027: 4978: 4974: 4962: 4892: 4883: 4876: 4861: 4767: 4657: 4654: 4642: 4630:CPT symmetry 4476: 4462: 4350: 3595: 2970: 2847: 2498: 2238: 2236: 2180:Armand Borel 2165:Hermann Weyl 1966:Loop algebra 1948:Killing form 1922:Lie algebras 1887: 1799: 1789: 1779: 1769: 1735: 1725: 1715: 1705: 1695: 1685: 1675: 1646:Lie algebras 1480: 1412: 1338: 1327: 1300: 1283: 1278:by a vector 1269: 1175: 1097:affine group 1081:translations 1060: 1034: 1029: 1025: 1015: 1006: 1005: 1000: 999: 997: 990: 989: 983: 976: 975: 965: 958: 957: 949:translations 947: 936: 935: 919: 900: 884: 865: 828: 826: 710: 655: 643: 631: 619: 607: 595: 583: 571: 342: 299: 286: 275: 264: 260:Cyclic group 138: 125:Free product 96:Group action 59:Group theory 54:Group theory 53: 4981:: 129–176, 2493:Lie algebra 2243:Lie algebra 2160:Élie Cartan 2006:Root system 1810:Exceptional 849:non-abelian 545:Topological 384:alternating 5352:Lie groups 5346:Categories 5273:References 5262:2021-07-18 5223:T. Ohlsson 5096:2021-02-14 5016:Wikisource 2145:Sophus Lie 2138:Scientists 2011:Weyl group 1732:Symplectic 1692:Orthogonal 1642:Lie groups 1093:stabilizer 1067:noncompact 1063:isometries 1014:(see also 652:Symplectic 592:Orthogonal 549:Lie groups 456:Free group 181:continuous 120:Direct sum 5144:2040-8978 5011:120211823 4840:⋅ 4830:β 4827:⋅ 4818:α 4800:β 4794:⋅ 4782:α 4747:− 4732:⁡ 4726:⋊ 4718:− 4690:− 4675:⁡ 4634:invariant 4442:μ 4415:μ 4405:μ 4378:μ 4368:μ 4310:ϵ 4306:ℏ 4300:− 4231:ϵ 4227:ℏ 4155:ϵ 4151:ℏ 4092:δ 4075:ℏ 4000:ϵ 3996:ℏ 3886:ℏ 3708:⊕ 3647:− 3549:ϵ 3542:− 3471:ϵ 3396:ϵ 3330:− 3262:η 3138:ϵ 3003:ϵ 2941:− 2935:− 2929:− 2900:η 2870:generator 2823:ρ 2820:μ 2810:σ 2807:ν 2803:η 2794:σ 2791:μ 2781:ρ 2778:ν 2774:η 2770:− 2765:ρ 2762:ν 2752:σ 2749:μ 2745:η 2741:− 2736:σ 2733:ν 2723:ρ 2720:μ 2716:η 2700:σ 2697:ρ 2684:ν 2681:μ 2650:μ 2640:ρ 2637:ν 2633:η 2629:− 2624:ν 2614:ρ 2611:μ 2607:η 2591:ρ 2578:ν 2575:μ 2531:ν 2518:μ 2472:ν 2469:μ 2459:ν 2456:μ 2452:ω 2433:⁡ 2420:μ 2410:μ 2394:⁡ 2366:↑ 2309:≥ 2293:Λ 2260:Λ 2022:Real form 1908:Euclidean 1759:Classical 1603:⁡ 1574:× 1534:⁡ 1492:⁡ 1448:⁡ 1442:⋊ 1378:⁡ 1372:⋊ 1294:, as the 1248:⋅ 1238:β 1235:⋅ 1226:α 1208:β 1202:⋅ 1190:α 1142:⁡ 1136:⋊ 1078:spacetime 1070:Lie group 967:rotations 896:rotations 852:Lie group 716:Conformal 604:Euclidean 211:nilpotent 5372:Symmetry 5225:(2011). 5152:55243365 5042:: 53–111 4903:See also 4512:, where 4471:fall in 2491:of this 2194:Glossary 1888:Poincaré 1523:. Here 1521:fermions 874:between 862:Overview 711:Poincaré 556:Solenoid 428:Integers 418:Lattices 393:sporadic 388:Lie type 216:solvable 206:dihedral 191:additive 176:infinite 86:Subgroup 5124:Bibcode 5072:: 75–88 4983:Bibcode 4580:is the 4556:is the 4532:is the 4456:is the 2912:is the 2868:is the 2241:is the 2102:physics 1883:Lorentz 1712:Unitary 1315:integer 1274:of the 1020:); the 926:gravity 856:physics 706:Lorentz 628:Unitary 527:Lattice 467:PSL(2, 201:abelian 112:(Semi-) 5331:  5310:  5287:  5235:  5205:  5178:  5150:  5142:  5009:  4558:parity 4429:where 3574:  3496:  3421:  3346:  3284:  3212:  3163:  2848:where 2670:  2564:  1878:Circle 985:boosts 905:, the 876:events 561:Circle 492:SL(2, 381:cyclic 345:-group 196:cyclic 171:finite 166:simple 150:kernel 5148:S2CID 5087:(PDF) 5007:S2CID 4955:Notes 4643:As a 1953:Index 1321:(see 1083:is a 892:boost 745:Sp(∞) 742:SU(∞) 155:image 5329:ISBN 5308:ISBN 5285:ISBN 5233:ISBN 5203:ISBN 5176:ISBN 5140:ISSN 4890:and 4874:and 4866:and 4608:and 4560:and 4534:spin 4392:and 4351:The 2237:The 1903:Loop 1644:and 1600:Spin 1445:Spin 1311:spin 1307:mass 1004:and 827:The 739:O(∞) 728:Loop 547:and 5132:doi 4999:hdl 4991:doi 4879:− 1 4632:is 2960:). 2430:exp 2391:exp 2328:), 2278:), 2257:det 1734:Sp( 1724:SU( 1704:SO( 1684:SL( 1674:GL( 1339:In 1325:). 1076:of 1028:or 920:In 901:In 843:of 654:Sp( 642:SU( 618:SO( 582:SL( 570:GL( 5348:: 5255:. 5160:^ 5146:. 5138:. 5130:. 5120:13 5118:. 5114:. 5089:. 5070:10 5068:, 5064:, 5048:). 5038:, 5005:, 4997:, 4989:, 4979:21 4977:, 4973:, 4699::= 4672:IO 1714:U( 1694:O( 1630:. 1531:SL 1489:SO 1375:SL 1032:. 994:). 980:); 962:); 858:. 630:U( 606:E( 594:O( 52:→ 5337:. 5316:. 5293:. 5265:. 5241:. 5211:. 5184:. 5154:. 5134:: 5126:: 5099:. 5014:( 5001:: 4993:: 4985:: 4895:i 4893:K 4886:i 4884:J 4877:d 4872:0 4868:ν 4864:µ 4858:. 4846:) 4843:g 4837:f 4833:, 4824:f 4821:+ 4815:( 4812:= 4809:) 4806:g 4803:, 4797:( 4791:) 4788:f 4785:, 4779:( 4753:) 4750:1 4744:d 4741:, 4738:1 4735:( 4729:O 4721:1 4715:d 4712:, 4709:1 4704:R 4696:) 4693:1 4687:d 4684:, 4681:1 4678:( 4658:d 4616:C 4596:P 4568:C 4544:P 4520:J 4498:C 4495:P 4491:J 4438:W 4411:W 4401:W 4374:P 4364:P 4330:k 4326:L 4320:k 4317:j 4314:i 4303:i 4297:= 4289:] 4283:j 4279:K 4275:, 4270:i 4266:K 4261:[ 4251:k 4247:K 4241:k 4238:j 4235:i 4224:i 4221:= 4213:] 4207:j 4203:K 4199:, 4194:i 4190:L 4185:[ 4175:k 4171:L 4165:k 4162:j 4159:i 4148:i 4145:= 4137:] 4131:j 4127:L 4123:, 4118:i 4114:L 4109:[ 4099:j 4096:i 4086:H 4079:c 4072:i 4066:= 4058:] 4052:j 4048:K 4044:, 4039:i 4035:p 4030:[ 4020:k 4016:p 4010:k 4007:j 4004:i 3993:i 3990:= 3982:] 3976:j 3972:L 3968:, 3963:i 3959:p 3954:[ 3946:0 3943:= 3935:] 3929:j 3925:p 3921:, 3916:i 3912:p 3907:[ 3897:i 3893:p 3889:c 3883:i 3880:= 3872:] 3866:i 3862:K 3858:, 3853:H 3847:[ 3839:0 3836:= 3828:] 3822:i 3818:L 3814:, 3809:H 3803:[ 3795:0 3792:= 3784:] 3778:i 3774:p 3770:, 3765:H 3759:[ 3727:) 3724:2 3721:( 3716:u 3713:s 3705:) 3702:2 3699:( 3694:u 3691:s 3669:0 3666:= 3663:] 3658:n 3654:K 3650:i 3642:n 3638:J 3633:, 3628:m 3624:K 3620:i 3617:+ 3612:m 3608:J 3604:[ 3577:, 3569:k 3565:J 3559:k 3556:n 3553:m 3545:i 3539:= 3532:] 3527:n 3523:K 3519:, 3514:m 3510:K 3506:[ 3499:, 3491:k 3487:K 3481:k 3478:n 3475:m 3467:i 3464:= 3457:] 3452:n 3448:K 3444:, 3439:m 3435:J 3431:[ 3424:, 3416:k 3412:J 3406:k 3403:n 3400:m 3392:i 3389:= 3382:] 3377:n 3373:J 3369:, 3364:m 3360:J 3356:[ 3349:, 3341:i 3337:P 3333:i 3327:= 3320:] 3315:0 3311:P 3307:, 3302:i 3298:K 3294:[ 3287:, 3279:0 3275:P 3269:k 3266:i 3258:i 3255:= 3248:] 3243:k 3239:P 3235:, 3230:i 3226:K 3222:[ 3215:, 3209:0 3206:= 3199:] 3194:0 3190:P 3186:, 3181:i 3177:J 3173:[ 3166:, 3158:k 3154:P 3148:k 3145:n 3142:m 3134:i 3131:= 3124:] 3119:n 3115:P 3111:, 3106:m 3102:J 3098:[ 3069:0 3066:i 3062:M 3058:= 3053:i 3049:K 3026:n 3023:m 3019:M 3013:n 3010:m 3007:i 2997:2 2994:1 2989:= 2984:i 2980:J 2944:) 2938:, 2932:, 2926:, 2923:+ 2920:( 2880:M 2856:P 2829:, 2816:M 2799:+ 2787:M 2758:M 2729:M 2712:= 2705:] 2693:M 2689:, 2677:M 2673:[ 2665:i 2662:1 2646:P 2620:P 2603:= 2596:] 2587:P 2583:, 2571:M 2567:[ 2559:i 2556:1 2546:0 2543:= 2536:] 2527:P 2523:, 2514:P 2510:[ 2478:) 2465:M 2446:2 2443:i 2437:( 2426:) 2416:P 2406:a 2402:i 2398:( 2361:+ 2357:) 2353:3 2350:, 2347:1 2344:( 2340:O 2337:S 2312:1 2304:0 2297:0 2282:( 2266:1 2263:= 2226:e 2219:t 2212:v 1852:8 1850:E 1844:7 1842:E 1836:6 1834:E 1828:4 1826:F 1820:2 1818:G 1800:n 1797:D 1790:n 1787:C 1780:n 1777:B 1770:n 1767:A 1738:) 1736:n 1728:) 1726:n 1718:) 1716:n 1708:) 1706:n 1698:) 1696:n 1688:) 1686:n 1678:) 1676:n 1618:) 1615:3 1612:, 1609:1 1606:( 1577:2 1571:2 1551:) 1547:C 1543:, 1540:2 1537:( 1507:) 1504:3 1501:, 1498:1 1495:( 1466:, 1463:) 1460:3 1457:, 1454:1 1451:( 1437:3 1434:, 1431:1 1426:R 1398:, 1395:) 1391:C 1387:, 1384:2 1381:( 1367:3 1364:, 1361:1 1356:R 1313:( 1266:. 1254:) 1251:g 1245:f 1241:, 1232:f 1229:+ 1223:( 1220:= 1217:) 1214:g 1211:, 1205:( 1199:) 1196:f 1193:, 1187:( 1161:, 1157:) 1154:3 1151:, 1148:1 1145:( 1139:O 1131:3 1128:, 1125:1 1120:R 1007:K 1001:J 991:K 977:J 974:( 959:P 890:" 816:e 809:t 802:v 698:8 696:E 690:7 688:E 682:6 680:E 674:4 672:F 666:2 664:G 658:) 656:n 646:) 644:n 634:) 632:n 622:) 620:n 610:) 608:n 598:) 596:n 586:) 584:n 574:) 572:n 514:) 501:Z 489:) 476:Z 452:) 439:Z 430:( 343:p 308:Q 300:n 297:D 287:n 284:A 276:n 273:S 265:n 262:Z 34:. 20:)

Index

Poincaré symmetry
Fundamental group

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

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