Celebrating 20 Years of UML 1.1
Celebrating     Celebrating 25 Years of UML 1.1 One of the key figures in the software development community, Grady Booch describes the “grand journey” that led to the development of OMG UML standard.

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25 Years
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Introduction     What is UML? If you're new to modeling and UML®, start here.

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MIDDLEWARE     UML Specifications This page provides a summary of UML specifications.

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