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Band (order theory)

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is countably order complete (that is, each subset that is bounded above has a supremum) but in general is not
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The intersection of an arbitrary family of bands in a vector lattice
1446: 1165: 221: 151: 56: 15: 793:) is the usual space of real valued functions used to define 1050: â€“ Partially ordered vector space, ordered as a lattice 944: 836: 731: 1052:
Pages displaying short descriptions of redirect targets
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may be too technical for most readers to understand
1802:Spectral theory of ordinary differential equations 1021: 998: 966: 922: 902: 882: 858: 818: 785: 753: 711: 688: 668: 648: 621: 598: 566: 542: 520: 500: 480: 451: 428: 399: 369: 349: 329: 1077: 574:A band generated by a singleton set is called a 420: 179:but its sources remain unclear because it lacks 1101:Narici, Lawrence; Beckenstein, Edward (2011). 1458: 1177: 1089: 8: 89:introducing citations to additional sources 50:Learn how and when to remove these messages 1493: 1465: 1451: 1443: 1184: 1170: 1162: 1011: 991: 949: 943: 942: 939: 915: 895: 875: 841: 835: 834: 831: 807: 801: 766: 736: 730: 729: 726: 701: 681: 661: 640: 634: 611: 591: 556: 535: 513: 493: 464: 441: 412: 386: 362: 342: 322: 283:Learn how and when to remove this message 265:Learn how and when to remove this message 249:, without removing the technical details. 210:Learn how and when to remove this message 1755:Group algebra of a locally compact group 967:{\displaystyle {\mathcal {L}}^{p}(\mu )} 859:{\displaystyle {\mathcal {L}}^{p}(\mu )} 754:{\displaystyle {\mathcal {L}}^{p}(\mu )} 79:Relevant discussion may be found on the 1063: 488:The smallest band containing a subset 247:make it understandable to non-experts 7: 786:{\displaystyle 1\leq p\leq \infty } 780: 14: 1193:Ordered topological vector spaces 31:This article has multiple issues. 1911: 1910: 1837:Topological quantum field theory 302:In mathematics, specifically in 226: 156: 72:relies largely or entirely on a 61: 20: 39:or discuss these issues on the 961: 955: 890:is the vector subspace of all 853: 847: 748: 742: 1: 1633:Uniform boundedness principle 1283:Locally convex vector lattice 1078:Narici & Beckenstein 2011 1043:Locally convex vector lattice 1131:; Wolff, Manfred P. (1999). 400:{\displaystyle S\subseteq M} 1953: 1776:Invariant subspace problem 1237:Topological vector lattice 649:{\displaystyle S^{\perp }} 294: 1906: 1496: 1317:Types of elements/subsets 1133:Topological Vector Spaces 1103:Topological Vector Spaces 1090:Schaefer & Wolff 1999 1745:Spectrum of a C*-algebra 1232:Positive linear operator 429:{\displaystyle x=\sup S} 295:Not to be confused with 165:This article includes a 100:"Band" order theory 1842:Noncommutative geometry 1212:Partially ordered space 481:{\displaystyle x\in M.} 194:more precise citations. 1898:Tomita–Takesaki theory 1873:Approximation property 1817:Calculus of variations 1383:Topologies/Convergence 1251:Types of orders/spaces 1023: 1000: 968: 924: 904: 884: 860: 820: 819:{\displaystyle L^{p},} 787: 755: 713: 690: 670: 650: 623: 600: 568: 544: 522: 502: 482: 453: 430: 401: 381:and such that for all 371: 351: 331: 1893:Banach–Mazur distance 1856:Generalized functions 1024: 1001: 969: 925: 910:-null functions then 905: 885: 861: 821: 788: 756: 714: 691: 671: 651: 624: 601: 569: 545: 523: 503: 483: 454: 431: 402: 372: 352: 332: 1638:Kakutani fixed-point 1623:Riesz representation 1432:Freudenthal spectral 1364:Quasi-interior point 1207:Ordered vector space 1010: 990: 938: 914: 903:{\displaystyle \mu } 894: 874: 830: 800: 765: 725: 700: 680: 660: 633: 610: 606:of a vector lattice 590: 555: 534: 512: 492: 463: 440: 411: 385: 361: 341: 321: 85:improve this article 1937:Functional analysis 1822:Functional calculus 1781:Mahler's conjecture 1760:Von Neumann algebra 1474:Functional analysis 1129:Schaefer, Helmut H. 1092:, pp. 204–214. 1080:, pp. 204–214. 656:of all elements of 308:functional analysis 1847:Riemann hypothesis 1546:Topological vector 1022:{\displaystyle X.} 1019: 996: 964: 920: 900: 880: 856: 816: 783: 751: 712:{\displaystyle X.} 709: 686: 666: 646: 622:{\displaystyle X,} 619: 596: 567:{\displaystyle X.} 564: 540: 530:band generated by 518: 498: 478: 452:{\displaystyle X,} 449: 426: 397: 367: 347: 327: 167:list of references 1924: 1923: 1827:Integral operator 1604: 1603: 1440: 1439: 1390:Order convergence 1308:Regularly ordered 1146:978-1-4612-7155-0 999:{\displaystyle X} 923:{\displaystyle N} 883:{\displaystyle N} 689:{\displaystyle S} 669:{\displaystyle X} 599:{\displaystyle S} 543:{\displaystyle S} 521:{\displaystyle X} 501:{\displaystyle S} 370:{\displaystyle X} 350:{\displaystyle M} 330:{\displaystyle X} 293: 292: 285: 275: 274: 267: 220: 219: 212: 150: 149: 135: 54: 1944: 1914: 1913: 1832:Jones polynomial 1750:Operator algebra 1494: 1467: 1460: 1453: 1444: 1334:Lattice disjoint 1293:Order bound dual 1186: 1179: 1172: 1163: 1158: 1124: 1093: 1087: 1081: 1075: 1053: 1028: 1026: 1025: 1020: 1005: 1003: 1002: 997: 973: 971: 970: 965: 954: 953: 948: 947: 929: 927: 926: 921: 909: 907: 906: 901: 889: 887: 886: 881: 865: 863: 862: 857: 846: 845: 840: 839: 825: 823: 822: 817: 812: 811: 792: 790: 789: 784: 760: 758: 757: 752: 741: 740: 735: 734: 718: 716: 715: 710: 695: 693: 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762: 728: 723: 722: 698: 697: 678: 677: 658: 657: 636: 631: 630: 608: 607: 588: 587: 586:For any subset 584: 553: 552: 532: 531: 510: 509: 490: 489: 461: 460: 438: 437: 409: 408: 383: 382: 359: 358: 339: 338: 319: 318: 300: 289: 278: 277: 276: 271: 260: 254: 251: 243:help improve it 240: 231: 227: 216: 205: 199: 196: 185: 171:related reading 161: 157: 146: 140: 137: 94: 92: 78: 66: 25: 21: 12: 11: 5: 1950: 1948: 1940: 1939: 1929: 1928: 1922: 1921: 1919: 1918: 1907: 1904: 1903: 1901: 1900: 1895: 1890: 1885: 1883:Choquet theory 1880: 1875: 1869: 1867: 1863: 1862: 1860: 1859: 1849: 1844: 1839: 1834: 1829: 1824: 1819: 1814: 1809: 1804: 1799: 1793: 1791: 1787: 1786: 1784: 1783: 1778: 1772: 1770: 1766: 1765: 1763: 1762: 1757: 1752: 1747: 1742: 1737: 1735:Banach algebra 1731: 1729: 1725: 1724: 1722: 1721: 1716: 1711: 1706: 1701: 1696: 1691: 1686: 1681: 1676: 1670: 1668: 1664: 1663: 1661: 1660: 1658:Banach–Alaoglu 1655: 1650: 1645: 1640: 1635: 1630: 1625: 1620: 1614: 1612: 1606: 1605: 1602: 1601: 1599: 1598: 1593: 1588: 1586:Locally convex 1583: 1569: 1564: 1558: 1556: 1552: 1551: 1549: 1548: 1543: 1538: 1533: 1528: 1523: 1518: 1513: 1508: 1503: 1497: 1491: 1487: 1486: 1472: 1470: 1469: 1462: 1455: 1447: 1438: 1437: 1435: 1434: 1428: 1426: 1422: 1421: 1419: 1418: 1413: 1407: 1405: 1401: 1400: 1398: 1397: 1395:Order topology 1392: 1386: 1384: 1380: 1379: 1377: 1376: 1371: 1366: 1361: 1356: 1354:Order summable 1351: 1349:Order complete 1346: 1341: 1336: 1331: 1329:Cone-saturated 1326: 1320: 1318: 1314: 1313: 1311: 1310: 1305: 1303:Order complete 1300: 1295: 1290: 1288:Normed lattice 1285: 1280: 1275: 1273:Banach lattice 1270: 1265: 1260: 1254: 1252: 1248: 1247: 1245: 1244: 1242:Vector lattice 1239: 1234: 1229: 1224: 1222:Order topology 1219: 1214: 1209: 1203: 1201: 1200:Basic concepts 1197: 1196: 1191: 1189: 1188: 1181: 1174: 1166: 1160: 1159: 1145: 1125: 1112:978-1584888666 1111: 1095: 1094: 1082: 1062: 1061: 1059: 1056: 1055: 1054: 1048:Vector lattice 1045: 1040: 1033: 1030: 1018: 1015: 995: 983: 980: 977: 963: 960: 957: 952: 946: 919: 899: 879: 868:order complete 855: 852: 849: 844: 838: 815: 810: 806: 782: 779: 776: 773: 770: 750: 747: 744: 739: 733: 708: 705: 685: 676:disjoint from 665: 643: 639: 618: 615: 595: 583: 580: 576:principal band 563: 560: 539: 528:is called the 517: 497: 477: 474: 471: 468: 448: 445: 425: 422: 419: 416: 396: 393: 390: 366: 346: 337:is a subspace 326: 316:vector lattice 297:Band (algebra) 291: 290: 273: 272: 234: 232: 225: 218: 217: 200:September 2020 175:external links 164: 162: 155: 148: 147: 83:. Please help 69: 67: 60: 55: 29: 28: 26: 19: 13: 10: 9: 6: 4: 3: 2: 1949: 1938: 1935: 1934: 1932: 1917: 1909: 1908: 1905: 1899: 1896: 1894: 1891: 1889: 1888:Weak topology 1886: 1884: 1881: 1879: 1876: 1874: 1871: 1870: 1868: 1864: 1857: 1853: 1850: 1848: 1845: 1843: 1840: 1838: 1835: 1833: 1830: 1828: 1825: 1823: 1820: 1818: 1815: 1813: 1812:Index theorem 1810: 1808: 1805: 1803: 1800: 1798: 1795: 1794: 1792: 1788: 1782: 1779: 1777: 1774: 1773: 1771: 1769:Open problems 1767: 1761: 1758: 1756: 1753: 1751: 1748: 1746: 1743: 1741: 1738: 1736: 1733: 1732: 1730: 1726: 1720: 1717: 1715: 1712: 1710: 1707: 1705: 1702: 1700: 1697: 1695: 1692: 1690: 1687: 1685: 1682: 1680: 1677: 1675: 1672: 1671: 1669: 1665: 1659: 1656: 1654: 1651: 1649: 1646: 1644: 1641: 1639: 1636: 1634: 1631: 1629: 1626: 1624: 1621: 1619: 1616: 1615: 1613: 1611: 1607: 1597: 1594: 1592: 1589: 1587: 1584: 1581: 1577: 1573: 1570: 1568: 1565: 1563: 1560: 1559: 1557: 1553: 1547: 1544: 1542: 1539: 1537: 1534: 1532: 1529: 1527: 1524: 1522: 1519: 1517: 1514: 1512: 1509: 1507: 1504: 1502: 1499: 1498: 1495: 1492: 1488: 1483: 1479: 1475: 1468: 1463: 1461: 1456: 1454: 1449: 1448: 1445: 1433: 1430: 1429: 1427: 1423: 1417: 1414: 1412: 1409: 1408: 1406: 1402: 1396: 1393: 1391: 1388: 1387: 1385: 1381: 1375: 1372: 1370: 1367: 1365: 1362: 1360: 1357: 1355: 1352: 1350: 1347: 1345: 1342: 1340: 1337: 1335: 1332: 1330: 1327: 1325: 1322: 1321: 1319: 1315: 1309: 1306: 1304: 1301: 1299: 1296: 1294: 1291: 1289: 1286: 1284: 1281: 1279: 1276: 1274: 1271: 1269: 1266: 1264: 1261: 1259: 1256: 1255: 1253: 1249: 1243: 1240: 1238: 1235: 1233: 1230: 1228: 1225: 1223: 1220: 1218: 1215: 1213: 1210: 1208: 1205: 1204: 1202: 1198: 1194: 1187: 1182: 1180: 1175: 1173: 1168: 1167: 1164: 1156: 1152: 1148: 1142: 1138: 1134: 1130: 1126: 1122: 1118: 1114: 1108: 1104: 1099: 1098: 1091: 1086: 1083: 1079: 1074: 1072: 1070: 1068: 1064: 1057: 1049: 1046: 1044: 1041: 1039: 1036: 1035: 1031: 1029: 1016: 1013: 1006:is a band in 993: 981: 979: 975: 958: 950: 933: 917: 897: 877: 869: 850: 842: 813: 808: 804: 796: 777: 774: 771: 768: 745: 737: 719: 706: 703: 696:is a band in 683: 663: 641: 637: 616: 613: 593: 581: 579: 577: 561: 558: 550: 537: 515: 495: 475: 472: 469: 466: 446: 443: 423: 417: 414: 394: 391: 388: 380: 364: 344: 324: 317: 313: 309: 305: 298: 287: 284: 269: 266: 258: 248: 244: 238: 235:This article 233: 224: 223: 214: 211: 203: 193: 189: 183: 182: 176: 172: 168: 163: 154: 153: 144: 133: 130: 126: 123: 119: 116: 112: 109: 105: 102: â€“  101: 97: 96:Find sources: 90: 86: 82: 76: 75: 74:single source 70:This article 68: 64: 59: 58: 53: 51: 44: 43: 38: 37: 32: 27: 18: 17: 1878:Balanced set 1852:Distribution 1790:Applications 1643:Krein–Milman 1628:Closed graph 1425:Main results 1323: 1132: 1102: 1085: 985: 932:solid subset 720: 585: 575: 529: 311: 304:order theory 301: 279: 261: 252: 236: 206: 197: 186:Please help 178: 138: 128: 121: 114: 107: 95: 71: 47: 40: 34: 33:Please help 30: 1807:Heat kernel 1797:Hardy space 1704:Trace class 1618:Hahn–Banach 1580:Topological 1344:Normal cone 1268:Archimedean 1217:Riesz space 192:introducing 1740:C*-algebra 1555:Properties 1359:Order unit 1298:Order dual 1227:Order unit 1058:References 982:Properties 436:exists in 407:such that 111:newspapers 36:improve it 1714:Unbounded 1709:Transpose 1667:Operators 1596:Separable 1591:Reflexive 1576:Algebraic 1562:Barrelled 1404:Operators 1369:Solid set 1155:840278135 1121:144216834 1038:Solid set 978:a band. 959:μ 898:μ 851:μ 795:Lp spaces 781:∞ 778:≤ 772:≤ 746:μ 642:⊥ 470:∈ 392:⊆ 255:June 2020 141:June 2020 81:talk page 42:talk page 1931:Category 1916:Category 1728:Algebras 1610:Theorems 1567:Complete 1536:Schwartz 1482:glossary 1411:Positive 1263:AM-space 1258:AL-space 1032:See also 974:that is 629:the set 582:Examples 459:we have 377:that is 1719:Unitary 1699:Nuclear 1684:Compact 1679:Bounded 1674:Adjoint 1648:Min–max 1541:Sobolev 1526:Nuclear 1516:Hilbert 1511:FrĂ©chet 1476: ( 241:Please 188:improve 125:scholar 1694:Normal 1531:Orlicz 1521:Hölder 1501:Banach 1490:Spaces 1478:topics 1153:  1143:  1119:  1109:  870:. If 127:  120:  113:  106:  98:  1506:Besov 1416:State 930:is a 826:then 379:solid 314:in a 173:, or 132:JSTOR 118:books 1854:(or 1572:Dual 1324:Band 1151:OCLC 1141:ISBN 1117:OCLC 1107:ISBN 312:band 310:, a 306:and 104:news 1137:GTM 976:not 934:of 721:If 578:. 551:in 508:of 421:sup 357:of 245:to 87:by 1933:: 1480:– 1149:. 1135:. 1115:. 1066:^ 177:, 169:, 45:. 1858:) 1582:) 1578:/ 1574:( 1484:) 1466:e 1459:t 1452:v 1185:e 1178:t 1171:v 1157:. 1123:. 1017:. 1014:X 994:X 962:) 956:( 951:p 945:L 918:N 878:N 854:) 848:( 843:p 837:L 814:, 809:p 805:L 775:p 769:1 761:( 749:) 743:( 738:p 732:L 707:. 704:X 684:S 664:X 638:S 617:, 614:X 594:S 562:. 559:X 538:S 516:X 496:S 476:. 473:M 467:x 447:, 444:X 424:S 418:= 415:x 395:M 389:S 365:X 345:M 325:X 299:. 286:) 280:( 268:) 262:( 257:) 253:( 239:. 213:) 207:( 202:) 198:( 184:. 143:) 139:( 129:· 122:· 115:· 108:· 91:. 77:. 52:) 48:(

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Band (algebra)
order theory
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