470:
138:
1562:
1542:
36:
176:
1552:
1628:
389:
How Much Is That in Real Money? A Historical Price Index for Use as a
Deflator of Money Values in the Economy of the United States: Addenda et Corrigenda
727:
1506:
531:
424:
752:
884:
862:
409:
How Much Is That in Real Money? A Historical Price Index for Use as a
Deflator of Money Values in the Economy of the United States
526:
100:
72:
998:
300:
742:
79:
17:
281:
This article is about the software company that specializes in software architecture solutions. Not to be confused with
1605:
1495:
53:
463:
1229:
1143:
804:
119:
1075:
86:
1585:
1575:
1565:
1102:
1580:
1275:
1265:
1163:
57:
68:
1468:
1234:
496:
321:
1595:
1590:
1199:
416:
396:
1092:
984:
445:
336:
1463:
1447:
989:
944:
872:
292:
248:
210:
1633:
577:
351:
326:
1600:
1381:
1189:
1044:
361:
295:
in 1981 to provide tools to expand the use of modern software engineering practices, particularly
1442:
1148:
1022:
46:
1473:
1244:
1060:
762:
407:
387:
93:
1489:
1454:
1080:
1039:
670:
175:
1309:
1219:
1173:
1168:
974:
772:
717:
700:
543:
8:
1483:
1345:
1280:
1085:
1028:
994:
296:
469:
151:
Please help update this article to reflect recent events or newly available information.
1458:
1433:
1333:
1315:
979:
1570:
1517:
1411:
1406:
1270:
1194:
757:
665:
597:
582:
489:
341:
307:, and was sold for US$ 2.1 billion (equivalent to current US$ 3.48 billion) to
1500:
1303:
1295:
1224:
1126:
1054:
655:
612:
607:
403:
383:
356:
282:
1478:
1391:
1214:
1153:
799:
722:
592:
1527:
1401:
1396:
1357:
1285:
1239:
1158:
867:
747:
521:
513:
331:
1622:
1376:
1351:
1321:
1107:
828:
767:
675:
650:
565:
346:
260:
1545:
1339:
1327:
932:
927:
906:
482:
1555:
1416:
1386:
1209:
1097:
821:
816:
587:
1138:
1131:
1065:
811:
632:
622:
896:
889:
705:
627:
617:
35:
1512:
1260:
1204:
969:
954:
937:
782:
710:
680:
1522:
964:
959:
901:
732:
660:
949:
922:
879:
857:
777:
422:
570:
145:
Parts of this article (those related to article) need to be
794:
737:
505:
308:
236:
474:
60:. Unsourced material may be challenged and removed.
1620:
728:Criminal Reduction Utilising Statistical History
1629:Defunct software companies of the United States
490:
375:
497:
483:
468:
291:is an enterprise founded by Paul Levy and
120:Learn how and when to remove this message
402:
382:
425:"Consumer Price Index (estimate) 1800–"
14:
1621:
863:Center for The Business of Government
478:
423:Federal Reserve Bank of Minneapolis.
1551:
131:
58:adding citations to reliable sources
29:
24:
25:
1645:
532:PC business acquisition by Lenovo
456:
303:. It changed its name in 1994 to
1561:
1560:
1550:
1541:
1540:
1230:Sabre airline reservation system
1076:Thomas J. Watson Research Center
446:"IBM Acquires Rational Software"
174:
136:
34:
743:Information Management Software
45:needs additional citations for
1496:International chess tournament
1276:Globally integrated enterprise
1266:Commercial Processing Workload
438:
13:
1:
1235:Scanning tunneling microscope
368:
322:Rational Automation Framework
297:explicit modular architecture
186:Application development tools
417:American Antiquarian Society
397:American Antiquarian Society
7:
1103:Canada Head Office Building
1093:Cambridge Scientific Center
985:Science Research Associates
753:Mainframe operating systems
337:Rational Performance Tester
314:
220:February 20, 2003
10:
1650:
1164:Virtual Universe Community
885:International subsidiaries
805:Service Automation Manager
280:
1536:
1425:
1367:
1294:
1253:
1182:
1116:
1012:
915:
850:
841:
693:
643:
558:
551:
542:
512:
352:Rational Software Modeler
327:IBM DevOps Code ClearCase
255:
242:
231:
216:
205:
190:
182:
173:
1190:Automated teller machine
1144:The Great Mind Challenge
527:Mergers and acquisitions
362:Rational Unified Process
27:Defunct software company
1149:Linux Technology Center
504:
1474:Dynamic infrastructure
1439:Big Blue sports teams
1245:Universal Product Code
311:on February 21, 2003.
1606:Vacuum tube computers
1490:IBM and the Holocaust
1455:Common Public License
1340:Louis V. Gerstner Jr.
1123:Academy of Technology
578:Power microprocessors
301:iterative development
1220:Magnetic stripe card
1169:World Community Grid
1045:Toronto Software Lab
701:Carbon Design System
656:Cell microprocessors
54:improve this article
1484:GUIDE International
1346:Samuel J. Palmisano
1205:Electronic keypunch
1029:One Atlantic Center
999:Weather Underground
995:The Weather Company
170:
69:"Rational Software"
18:Rational ClearQuest
1586:Personal computers
1576:Midrange computers
1566:Navigational boxes
1459:IBM Public License
1434:A Boy and His Atom
1392:Michelle J. Howard
1334:John Fellows Akers
1316:T. Vincent Learson
1023:1250 René-Lévesque
763:Planning Analytics
168:
1616:
1615:
1581:Operating systems
1443:American football
1412:Joseph R. Swedish
1407:Martha E. Pollack
1310:Thomas Watson Jr.
1271:Customer engineer
1195:Cynefin framework
1081:Hakozaki Facility
1040:Rome Software Lab
1008:
1007:
837:
836:
790:Rational Software
689:
688:
671:Personal Computer
666:Midrange computer
342:Rational Rhapsody
305:Rational Software
289:Rational Machines
279:
278:
169:Rational Software
166:
165:
130:
129:
122:
104:
16:(Redirected from
1641:
1634:IBM acquisitions
1564:
1563:
1554:
1553:
1544:
1543:
1304:Thomas J. Watson
1225:Relational model
1174:Think conference
1055:330 North Wabash
975:Microelectronics
848:
847:
773:Quantum Platform
718:Cognos Analytics
556:
555:
549:
548:
499:
492:
485:
476:
475:
472:
467:
466:
464:Official website
450:
449:
442:
436:
435:
433:
431:
420:
414:
400:
394:
379:
357:Rational Synergy
283:Rational Systems
275:
272:
270:
268:
266:
264:
262:
227:
225:
201:
199:
178:
171:
167:
161:
158:
152:
140:
139:
132:
125:
118:
114:
111:
105:
103:
62:
38:
30:
21:
1649:
1648:
1644:
1643:
1642:
1640:
1639:
1638:
1619:
1618:
1617:
1612:
1532:
1518:SHARE computing
1479:GlobalFoundries
1421:
1369:
1363:
1290:
1249:
1240:Financial swaps
1215:Hard disk drive
1178:
1112:
1086:Yamato Facility
1004:
911:
843:
833:
800:Tivoli Software
685:
639:
538:
508:
503:
462:
461:
459:
454:
453:
444:
443:
439:
429:
427:
412:
404:McCusker, J. J.
392:
384:McCusker, J. J.
380:
376:
371:
366:
317:
286:
259:
245:
223:
221:
197:
195:
162:
156:
153:
150:
141:
137:
126:
115:
109:
106:
63:
61:
51:
39:
28:
23:
22:
15:
12:
11:
5:
1647:
1637:
1636:
1631:
1614:
1613:
1611:
1610:
1609:
1608:
1603:
1598:
1593:
1588:
1583:
1578:
1573:
1558:
1548:
1537:
1534:
1533:
1531:
1530:
1525:
1520:
1515:
1510:
1503:
1501:Lucifer cipher
1498:
1493:
1486:
1481:
1476:
1471:
1466:
1461:
1452:
1451:
1450:
1445:
1437:
1429:
1427:
1423:
1422:
1420:
1419:
1417:Peter R. Voser
1414:
1409:
1404:
1402:Andrew Liveris
1399:
1397:Arvind Krishna
1394:
1389:
1384:
1379:
1373:
1371:
1365:
1364:
1362:
1361:
1358:Arvind Krishna
1355:
1349:
1343:
1337:
1331:
1325:
1319:
1313:
1307:
1300:
1298:
1292:
1291:
1289:
1288:
1283:
1278:
1273:
1268:
1263:
1257:
1255:
1251:
1250:
1248:
1247:
1242:
1237:
1232:
1227:
1222:
1217:
1212:
1207:
1202:
1197:
1192:
1186:
1184:
1180:
1179:
1177:
1176:
1171:
1166:
1161:
1159:Smarter Planet
1156:
1151:
1146:
1141:
1136:
1135:
1134:
1124:
1120:
1118:
1114:
1113:
1111:
1110:
1105:
1100:
1095:
1090:
1089:
1088:
1083:
1078:
1070:
1069:
1068:
1063:
1058:
1051:IBM Buildings
1049:
1048:
1047:
1042:
1036:Software Labs
1034:
1033:
1032:
1026:
1025:, Montreal, QC
1016:
1014:
1010:
1009:
1006:
1005:
1003:
1002:
992:
990:Service Bureau
987:
982:
980:Product Center
977:
972:
967:
962:
957:
952:
947:
945:Ambra Computer
942:
941:
940:
935:
925:
919:
917:
913:
912:
910:
909:
904:
899:
894:
893:
892:
882:
877:
876:
875:
865:
860:
854:
852:
845:
839:
838:
835:
834:
832:
831:
826:
825:
824:
814:
809:
808:
807:
797:
792:
787:
786:
785:
780:
770:
765:
760:
755:
750:
748:Lotus Software
745:
740:
735:
730:
725:
720:
715:
714:
713:
703:
697:
695:
691:
690:
687:
686:
684:
683:
678:
673:
668:
663:
658:
653:
647:
645:
641:
640:
638:
637:
636:
635:
630:
625:
620:
615:
610:
602:
601:
600:
595:
585:
580:
575:
574:
573:
562:
560:
553:
546:
540:
539:
537:
536:
535:
534:
524:
518:
516:
510:
509:
502:
501:
494:
487:
479:
458:
457:External links
455:
452:
451:
437:
421:1800–present:
373:
372:
370:
367:
365:
364:
359:
354:
349:
344:
339:
334:
332:Rational DOORS
329:
324:
318:
316:
313:
277:
276:
257:
253:
252:
251:(previous CEO)
246:
243:
240:
239:
233:
229:
228:
218:
214:
213:
209:Paul Levy and
207:
203:
202:
192:
188:
187:
184:
180:
179:
164:
163:
144:
142:
135:
128:
127:
42:
40:
33:
26:
9:
6:
4:
3:
2:
1646:
1635:
1632:
1630:
1627:
1626:
1624:
1607:
1604:
1602:
1599:
1597:
1594:
1592:
1589:
1587:
1584:
1582:
1579:
1577:
1574:
1572:
1569:
1568:
1567:
1559:
1557:
1549:
1547:
1539:
1538:
1535:
1529:
1526:
1524:
1521:
1519:
1516:
1514:
1511:
1509:
1508:
1504:
1502:
1499:
1497:
1494:
1492:
1491:
1487:
1485:
1482:
1480:
1477:
1475:
1472:
1470:
1467:
1465:
1462:
1460:
1456:
1453:
1449:
1446:
1444:
1441:
1440:
1438:
1436:
1435:
1431:
1430:
1428:
1424:
1418:
1415:
1413:
1410:
1408:
1405:
1403:
1400:
1398:
1395:
1393:
1390:
1388:
1385:
1383:
1380:
1378:
1377:Thomas Buberl
1375:
1374:
1372:
1366:
1359:
1356:
1353:
1352:Ginni Rometty
1350:
1347:
1344:
1341:
1338:
1335:
1332:
1329:
1326:
1323:
1322:Frank T. Cary
1320:
1317:
1314:
1311:
1308:
1305:
1302:
1301:
1299:
1297:
1293:
1287:
1284:
1282:
1279:
1277:
1274:
1272:
1269:
1267:
1264:
1262:
1259:
1258:
1256:
1252:
1246:
1243:
1241:
1238:
1236:
1233:
1231:
1228:
1226:
1223:
1221:
1218:
1216:
1213:
1211:
1208:
1206:
1203:
1201:
1198:
1196:
1193:
1191:
1188:
1187:
1185:
1181:
1175:
1172:
1170:
1167:
1165:
1162:
1160:
1157:
1155:
1152:
1150:
1147:
1145:
1142:
1140:
1137:
1133:
1130:
1129:
1128:
1125:
1122:
1121:
1119:
1115:
1109:
1108:IBM Rochester
1106:
1104:
1101:
1099:
1096:
1094:
1091:
1087:
1084:
1082:
1079:
1077:
1074:
1073:
1071:
1067:
1064:
1062:
1059:
1057:, Chicago, IL
1056:
1053:
1052:
1050:
1046:
1043:
1041:
1038:
1037:
1035:
1031:, Atlanta, GA
1030:
1027:
1024:
1021:
1020:
1018:
1017:
1015:
1011:
1000:
996:
993:
991:
988:
986:
983:
981:
978:
976:
973:
971:
968:
966:
963:
961:
958:
956:
953:
951:
948:
946:
943:
939:
936:
934:
931:
930:
929:
926:
924:
921:
920:
918:
914:
908:
905:
903:
900:
898:
895:
891:
888:
887:
886:
883:
881:
878:
874:
871:
870:
869:
866:
864:
861:
859:
856:
855:
853:
849:
846:
840:
830:
827:
823:
820:
819:
818:
815:
813:
810:
806:
803:
802:
801:
798:
796:
793:
791:
788:
784:
781:
779:
776:
775:
774:
771:
769:
766:
764:
761:
759:
758:Mashup Center
756:
754:
751:
749:
746:
744:
741:
739:
736:
734:
731:
729:
726:
724:
721:
719:
716:
712:
709:
708:
707:
704:
702:
699:
698:
696:
692:
682:
679:
677:
674:
672:
669:
667:
664:
662:
659:
657:
654:
652:
649:
648:
646:
642:
634:
631:
629:
626:
624:
621:
619:
616:
614:
611:
609:
606:
605:
603:
599:
596:
594:
591:
590:
589:
586:
584:
583:Power Systems
581:
579:
576:
572:
569:
568:
567:
564:
563:
561:
557:
554:
550:
547:
545:
541:
533:
530:
529:
528:
525:
523:
520:
519:
517:
515:
511:
507:
500:
495:
493:
488:
486:
481:
480:
477:
473:
471:
465:
447:
441:
426:
418:
411:
410:
405:
398:
391:
390:
385:
378:
374:
363:
360:
358:
355:
353:
350:
348:
347:Rational Rose
345:
343:
340:
338:
335:
333:
330:
328:
325:
323:
320:
319:
312:
310:
306:
302:
298:
294:
290:
284:
274:
258:
254:
250:
247:
241:
238:
234:
230:
219:
215:
212:
208:
204:
193:
189:
185:
181:
177:
172:
160:
148:
143:
134:
133:
124:
121:
113:
102:
99:
95:
92:
88:
85:
81:
78:
74:
71: –
70:
66:
65:Find sources:
59:
55:
49:
48:
43:This article
41:
37:
32:
31:
19:
1505:
1488:
1469:Deep Thought
1432:
1360:(since 2020)
1328:John R. Opel
1286:Think slogan
1127:Deep Thunder
933:Kaleida Labs
928:AIM alliance
789:
613:Q System Two
608:Q System One
460:
440:
430:February 29,
428:. Retrieved
408:
388:
377:
304:
288:
287:
235:Acquired by
154:
146:
116:
110:October 2020
107:
97:
90:
83:
76:
64:
52:Please help
47:verification
44:
1601:Typewriters
1507:Mathematica
1448:Rugby union
1387:Alex Gorsky
1354:(2012–2020)
1348:(2002–2011)
1342:(1993–2002)
1336:(1985–1993)
1330:(1981–1985)
1324:(1973–1981)
1318:(1971–1973)
1312:(1956–1971)
1306:(1914–1956)
1254:Terminology
1210:Floppy disk
1154:SkillsBuild
1117:Initiatives
1098:IBM Hursley
1072:Facilities
723:Connections
593:FlashSystem
401:1700–1799:
381:1634–1699:
293:Mike Devlin
249:Mike Devlin
211:Mike Devlin
1623:Categories
1596:System/370
1591:System/360
1382:David Farr
1281:e-business
1183:Inventions
1132:Develothon
1013:Facilities
873:Promontory
868:Consulting
369:References
244:Key people
224:2003-02-20
80:newspapers
1464:Deep Blue
1370:directors
829:WebSphere
768:PureQuery
676:Selectric
651:Blue Gene
566:Mainframe
271:/rational
267:/software
157:July 2023
1546:Category
1513:IBM Plex
1368:Board of
1261:Big Blue
1061:Honolulu
970:Merative
955:EduQuest
938:Taligent
907:Research
844:entities
842:Business
783:OpenQASM
711:Cloudant
681:ThinkPad
604:Quantum
552:Hardware
544:Products
406:(1992).
386:(1997).
315:See also
183:Industry
1556:Commons
1523:ScicomP
1066:Seattle
1019:Towers
965:Lexmark
960:Kyndryl
902:Red Hat
851:Current
822:Granite
817:Watsonx
733:Fortran
661:PowerPC
588:Storage
559:Current
522:History
514:History
256:Website
222: (
217:Defunct
206:Founder
196: (
191:Founded
147:updated
94:scholar
1528:Unions
1139:Fellow
950:Cognos
923:AdStar
916:Former
880:Kenexa
858:Apptio
812:Watson
778:Qiskit
644:Former
633:Condor
623:Osprey
598:DS8000
96:
89:
82:
75:
67:
1426:Other
897:Press
890:India
706:Cloud
694:Other
628:Heron
618:Eagle
571:IBM Z
413:(PDF)
393:(PDF)
101:JSTOR
87:books
1571:FOSS
1296:CEOs
1200:DRAM
795:SPSS
738:ILOG
432:2024
299:and
265:.com
263:.ibm
232:Fate
198:1981
194:1981
73:news
506:IBM
309:IBM
269:/uk
261:www
237:IBM
56:by
1625::
415:.
395:.
1457:/
1001:)
997:(
498:e
491:t
484:v
448:.
434:.
419:.
399:.
285:.
273:/
226:)
200:)
159:)
155:(
149:.
123:)
117:(
112:)
108:(
98:·
91:·
84:·
77:·
50:.
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.