战役
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Adapting the UML to Business Modelling’s Needs—Experiences in Situational Method Engineering978-3-476-04211-8
Initiative
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ramework to study the concept of a limit. Much of topology is devoted to handling in?nite sets and in?nity itself; the methods developed are qualitative and, in a certain sense, irrational. - gebra studies all kinds of operations and provides a basis for algorithms and calculations. Very often, the