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HYBRID
2004
Springer
15 years 10 months ago
Constructing Invariants for Hybrid Systems
Abstract. An invariant of a system is a predicate that holds for every reachable state. In this paper, we present techniques to generate invariants for hybrid systems. This is achi...
Sriram Sankaranarayanan, Henny Sipma, Zohar Manna
INFOVIS
2002
IEEE
15 years 9 months ago
ACE: A Fast Multiscale Eigenvectors Computation for Drawing Huge Graphs
We present an extremely fast graph drawing algorithm for very large graphs, which we term ACE (for Algebraic multigrid Computation of Eigenvectors). ACE exhibits an improvement of...
Yehuda Koren, Liran Carmel, David Harel
IPPS
2000
IEEE
15 years 9 months ago
A Framework for Embedded Real-Time System Design
This paper describes a framework for parametric analysis of real-time systems based on process algebra. The Algebra of Communicating Shared Resources ACSR has been extended to AC...
Jin-Young Choi, Hee-Hwan Kwak, Insup Lee
DISCO
1992
79views Hardware» more  DISCO 1992»
15 years 8 months ago
REDUCE Meets CAMAL
It is generally accepted that special purpose algebraic systems are more efficient than general purpose ones, but as machines get faster this does not matter. An experiment has be...
John Fitch
CORR
2007
Springer
132views Education» more  CORR 2007»
15 years 4 months ago
Automatic Structures: Richness and Limitations
We study the existence of automatic presentations for various algebraic structures. An automatic presentation of a structure is a description of the universe of the structure by a...
Bakhadyr Khoussainov, André Nies, Sasha Rub...