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Hahn embedding theorem

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Ehrlich, Philip (1995), "Hahn's "Über die nichtarchimedischen Grössensysteme" and the Origins of the Modern Theory of Magnitudes and Numbers to Measure Them", in Hintikka, Jaakko (ed.),
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Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften, Wien, Mathematisch - Naturwissenschaftliche Klasse (Wien. Ber.)
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From Dedekind to Gödel: Essays on the Development of the Foundations of Mathematics
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is just the group of real numbers. Then Hahn's Embedding Theorem reduces to
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Clifford, A.H. (1954), "Note on Hahn's Theorem on Ordered Abelian Groups",
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it is a subgroup of the ordered additive group of the real numbers).
579: 405:'s theorem (which states that a linearly ordered abelian group is 18: 113:
The theorem states that every linearly ordered abelian group
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nonzero elements are Archimedean-equivalent. In this case,
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Hausner, M.; Wendel, J.G. (1952), "Ordered vector spaces",
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is "infinitesimal" with respect to the other. The group
533:(1907), "Über die nichtarchimedischen Größensysteme.", 378: 242: 205: 164: 131: 546:
Gravett, K. A. H. (1956), "Ordered Abelian Groups",
393: 250: 220: 172: 146: 588:Proceedings of the American Mathematical Society 568:Proceedings of the American Mathematical Society 525:, Kluwer Academic Publishers, pp. 165–213 427: 8: 289:is greater than 0; denote this element by | 431: 430:together provide another proof. See also 599: 385: 381: 380: 377: 344:|. Intuitively, this means that neither 244: 243: 241: 212: 208: 207: 204: 166: 165: 163: 138: 134: 133: 130: 69:Learn how and when to remove this message 423: 32:This article includes a list of general 455: 415: 394:{\displaystyle \mathbb {R} ^{\Omega }} 221:{\displaystyle \mathbb {R} ^{\Omega }} 147:{\displaystyle \mathbb {R} ^{\Omega }} 16:Description of linearly ordered groups 7: 548:The Quarterly Journal of Mathematics 486:Fuchs, LászlĂł; Salce, Luigi (2001), 488:Modules over non-Noetherian domains 89:dealing with ordered structures on 386: 213: 139: 97:gives a simple description of all 38:it lacks sufficient corresponding 14: 601:10.1090/S0002-9939-1952-0052045-1 23: 422:of the theorem. The papers of 99:linearly ordered abelian groups 281:, exactly one of the elements 1: 492:American Mathematical Society 418:gives a clear statement and 251:{\displaystyle \mathbb {R} } 173:{\displaystyle \mathbb {R} } 85:, especially in the area of 428:Hausner & Wendel (1952) 184:(with its standard order), 639: 273:. For any nonzero element 293:|. Two nonzero elements 180:is the additive group of 623:Theorems in group theory 432:Fuchs & Salce (2001 258:which vanish outside a 53:more precise citations. 395: 307:Archimedean equivalent 252: 222: 174: 148: 125:of the additive group 95:Hahn embedding theorem 396: 253: 223: 175: 156:lexicographical order 149: 560:10.1093/qmath/7.1.57 376: 240: 203: 162: 129: 101:. It is named after 192:equivalence classes 391: 340:| > | 328:| > | 248: 228:is the set of all 218: 170: 144: 550:, Second Series, 501:978-0-8218-1963-0 444:Archimedean group 265:Let 0 denote the 79: 78: 71: 630: 604: 603: 582: 562: 542: 526: 524: 512: 478: 477: 475: 474: 460: 400: 398: 397: 392: 390: 389: 384: 367: 267:identity element 260:well-ordered set 257: 255: 254: 249: 247: 235: 227: 225: 224: 219: 217: 216: 211: 187: 179: 177: 176: 171: 169: 153: 151: 150: 145: 143: 142: 137: 87:abstract algebra 74: 67: 63: 60: 54: 49:this article by 40:inline citations 27: 26: 19: 638: 637: 633: 632: 631: 629: 628: 627: 608: 607: 585: 580:10.2307/2032549 565: 545: 529: 522: 515: 502: 485: 482: 481: 472: 470: 462: 461: 457: 452: 440: 434:, p. 62). 424:Clifford (1954) 379: 374: 373: 365: 311:natural numbers 309:if there exist 238: 237: 233: 206: 201: 200: 185: 160: 159: 154:endowed with a 132: 127: 126: 111: 75: 64: 58: 55: 45:Please help to 44: 28: 24: 17: 12: 11: 5: 636: 634: 626: 625: 620: 618:Ordered groups 610: 609: 606: 605: 583: 574:(6): 860–863, 563: 543: 527: 513: 500: 480: 479: 454: 453: 451: 448: 447: 446: 439: 436: 416:Gravett (1956) 410:if and only if 388: 383: 246: 215: 210: 188:is the set of 168: 141: 136: 121:as an ordered 110: 107: 91:abelian groups 77: 76: 31: 29: 22: 15: 13: 10: 9: 6: 4: 3: 2: 635: 624: 621: 619: 616: 615: 613: 602: 597: 593: 589: 584: 581: 577: 573: 569: 564: 561: 557: 553: 549: 544: 540: 537:(in German), 536: 532: 528: 521: 520: 514: 511: 507: 503: 497: 493: 489: 484: 483: 469: 465: 459: 456: 449: 445: 442: 441: 437: 435: 433: 429: 425: 421: 417: 413: 411: 408: 404: 371: 363: 359: 355: 351: 347: 343: 339: 335: 331: 327: 323: 319: 315: 312: 308: 304: 300: 296: 292: 288: 284: 280: 276: 272: 268: 263: 261: 231: 198: 194: 193: 183: 157: 124: 120: 116: 108: 106: 104: 100: 96: 92: 88: 84: 73: 70: 62: 59:November 2020 52: 48: 42: 41: 35: 30: 21: 20: 591: 587: 571: 567: 551: 547: 538: 534: 518: 487: 471:. Retrieved 468:MathOverflow 467: 458: 414: 361: 353: 349: 345: 341: 337: 333: 329: 325: 321: 317: 313: 306: 302: 298: 294: 290: 286: 282: 278: 274: 270: 264: 196: 190:Archimedean 189: 182:real numbers 114: 112: 94: 80: 65: 56: 37: 594:: 977–982, 407:Archimedean 358:Archimedean 83:mathematics 51:introducing 612:Categories 473:2021-01-28 450:References 320:such that 285:or − 34:references 554:: 57–63, 541:: 601–655 387:Ω 370:singleton 230:functions 214:Ω 140:Ω 103:Hans Hahn 531:Hahn, H. 438:See also 158:, where 123:subgroup 119:embedded 109:Overview 510:1794715 117:can be 47:improve 508:  498:  403:Hölder 332:| and 199:, and 93:, the 36:, but 523:(PDF) 420:proof 372:, so 368:is a 232:from 496:ISBN 426:and 348:nor 316:and 305:are 297:and 596:doi 576:doi 556:doi 539:116 362:all 360:if 356:is 301:of 277:of 269:of 236:to 195:of 81:In 614:: 590:, 570:, 506:MR 504:, 494:, 466:. 262:. 105:. 598:: 592:3 578:: 572:5 558:: 552:7 476:. 382:R 366:Ω 354:G 350:h 346:g 342:g 338:h 336:| 334:M 330:h 326:g 324:| 322:N 318:M 314:N 303:G 299:h 295:g 291:g 287:g 283:g 279:G 275:g 271:G 245:R 234:Ω 209:R 197:G 186:Ω 167:R 135:R 115:G 72:) 66:( 61:) 57:( 43:.

Index

references
inline citations
improve
introducing
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mathematics
abstract algebra
abelian groups
linearly ordered abelian groups
Hans Hahn
embedded
subgroup
lexicographical order
real numbers
equivalence classes
functions
well-ordered set
identity element
natural numbers
Archimedean
singleton
Hölder
Archimedean
if and only if
Gravett (1956)
proof
Clifford (1954)
Hausner & Wendel (1952)
Fuchs & Salce (2001
Archimedean group

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