Complexity bounds for the verification of real-time software

Rohit Chadha, Axel Legay, Pavithra Prabhakar, Mahesh Viswanathan

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

We present uniform approaches to establish complexity bounds for decision problems such as reachability and simulation, that arise naturally in the verification of timed software systems. We model timed software systems as timed automata augmented with a data store (like a pushdown stack) and show that there is at least an exponential blowup in complexity of verification when compared with untimed systems. Our proof techniques also establish complexity results for boolean programs, which are automata with stores that have additional boolean variables.

Original languageEnglish (US)
Title of host publicationVerification, Model Checking, and Abstract Interpretation - 11th International Conference, VMCAI 2010, Proceedings
Pages95-111
Number of pages17
DOIs
StatePublished - 2010
Externally publishedYes
Event11th International Conference on Verification, Model Checking, and Abstract Interpretation, VMCAI 2010 - Madrid, Spain
Duration: Jan 17 2010Jan 19 2010

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume5944 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Other

Other11th International Conference on Verification, Model Checking, and Abstract Interpretation, VMCAI 2010
Country/TerritorySpain
CityMadrid
Period1/17/101/19/10

ASJC Scopus subject areas

  • Theoretical Computer Science
  • General Computer Science

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