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On the representation of timed polyhedra

Identifieur interne : 00A590 ( Main/Merge ); précédent : 00A589; suivant : 00A591

On the representation of timed polyhedra

Auteurs : O. Bournez [France] ; O. Maler [France]

Source :

RBID : Pascal:00-0454969

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Abstract

In this paper we investigate timed polyhedra, i.e. polyhedra which are finite unions of full dimensional simplices of a special kind. Such polyhedra form the basis of timing analysis and in particular of verification tools based on timed automata. We define a representation scheme for these polyhedra based on their extreme vertices, and show that this compact representation scheme is canonical for all (convex and non-convex) polyhedra in any dimension. We then develop relatively efficient algorithms for membership, boolean operations, projection and passage of time for this representation.

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Pascal:00-0454969

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