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{{Short description|Defunct software company}}
{{More citations needed|date=October 2020}}
{{Update|part=article|date=July 2023}}{{Infobox company
| name = Rational Software
| logo = [[File:RationalSoftware.png|180px|Rational Software]]
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}}{{About-distinguish|the software company that specializes in software architecture solutions|Rational Systems}}
'''Rational Machines'''
▲'''Rational Machines''' was founded by Paul Levy and [[Mike Devlin (entrepreneur)|Mike Devlin]] in 1981 to provide tools to expand the use of modern software engineering practices, particularly [[Modular programming|explicit modular architecture]] and [[Iterative and incremental development|iterative development]]. It changed its name in 1994 to '''Rational Software''', and was sold for US$2.1 billion (equivalent to current US${{Format price|{{Inflation|US|2100000000|2003}}}}{{Inflation-fn|US}}) to [[IBM]] on February 20, 2003.
==See also==
{{
*[[Rational Automation Framework]]
*[[
*[[Rational DOORS]]
*[[Rational Performance Tester]]
*[[Rational Rhapsody]]
*[[Rational Rose]]
*[[Rational Software Modeler]]
*[[Rational Synergy]]
*[[Rational Unified Process]]
▲{{Col-end}}
==References==
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==External links==
{{IBM}}
{{Authority control}}
[[Category:Defunct software companies of the United States]]
[[Category:IBM acquisitions]]
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Revision as of 13:09, 11 April 2024
This article needs additional citations for verification. (October 2020) |
Parts of this article (those related to article) need to be updated.(July 2023) |
Industry | Application development tools |
---|---|
Founded | 1981 |
Founder | Paul Levy and Mike Devlin |
Defunct | February 20, 2003 |
Fate | Acquired by IBM |
Key people | Mike Devlin (previous CEO) |
Website | www |
Rational Machines is an enterprise founded by Paul Levy and Mike Devlin in 1981 to provide tools to expand the use of modern software engineering practices, particularly explicit modular architecture and iterative development. It changed its name in 1994 to Rational Software, and was sold for US$2.1 billion (equivalent to current US$3.48 billion[1]) to IBM on February 20, 2003.
See also
References
- ^ 1634–1699: McCusker, J. J. (1997). 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 (PDF). American Antiquarian Society. 1700–1799: McCusker, J. J. (1992). 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 (PDF). American Antiquarian Society. 1800–present: Federal Reserve Bank of Minneapolis. "Consumer Price Index (estimate) 1800–". Retrieved February 29, 2024.