PRISM-games 3.0: Stochastic game verification with concurrency, equilibria and time

We present a major new release of the PRISM-games model checker, featuring multiple significant advances in its support for verification and strategy synthesis of stochastic games. Firstly, concurrent stochastic games bring more realistic modelling of agents interacting in a concurrent fashion. Seco...

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Main Authors: Kwiatkowska, M, Norman, G, Parker, D, Santos, G
Format: Conference item
Language:English
Published: Springer 2020
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author Kwiatkowska, M
Norman, G
Parker, D
Santos, G
author_facet Kwiatkowska, M
Norman, G
Parker, D
Santos, G
author_sort Kwiatkowska, M
collection OXFORD
description We present a major new release of the PRISM-games model checker, featuring multiple significant advances in its support for verification and strategy synthesis of stochastic games. Firstly, concurrent stochastic games bring more realistic modelling of agents interacting in a concurrent fashion. Secondly, equilibria-based properties provide a means to analyse games in which competing or collaborating players are driven by distinct objectives. Thirdly, a real-time extension of (turn-based) stochastic games facilitates verification and strategy synthesis for systems where timing is a crucial aspect. This paper describes the advances made in the tool’s modelling language, property specification language and model checking engines in order to implement this new functionality. We also summarise the performance and scalability of the tool, and describe a selection of case studies, ranging from security protocols to robot coordination, which highlight the benefits of the new features.
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spelling oxford-uuid:0dcba0ce-71f3-4a5f-a522-4b602a18a9962022-03-26T09:42:25ZPRISM-games 3.0: Stochastic game verification with concurrency, equilibria and timeConference itemhttp://purl.org/coar/resource_type/c_5794uuid:0dcba0ce-71f3-4a5f-a522-4b602a18a996EnglishSymplectic ElementsSpringer2020Kwiatkowska, MNorman, GParker, DSantos, GWe present a major new release of the PRISM-games model checker, featuring multiple significant advances in its support for verification and strategy synthesis of stochastic games. Firstly, concurrent stochastic games bring more realistic modelling of agents interacting in a concurrent fashion. Secondly, equilibria-based properties provide a means to analyse games in which competing or collaborating players are driven by distinct objectives. Thirdly, a real-time extension of (turn-based) stochastic games facilitates verification and strategy synthesis for systems where timing is a crucial aspect. This paper describes the advances made in the tool’s modelling language, property specification language and model checking engines in order to implement this new functionality. We also summarise the performance and scalability of the tool, and describe a selection of case studies, ranging from security protocols to robot coordination, which highlight the benefits of the new features.
spellingShingle Kwiatkowska, M
Norman, G
Parker, D
Santos, G
PRISM-games 3.0: Stochastic game verification with concurrency, equilibria and time
title PRISM-games 3.0: Stochastic game verification with concurrency, equilibria and time
title_full PRISM-games 3.0: Stochastic game verification with concurrency, equilibria and time
title_fullStr PRISM-games 3.0: Stochastic game verification with concurrency, equilibria and time
title_full_unstemmed PRISM-games 3.0: Stochastic game verification with concurrency, equilibria and time
title_short PRISM-games 3.0: Stochastic game verification with concurrency, equilibria and time
title_sort prism games 3 0 stochastic game verification with concurrency equilibria and time
work_keys_str_mv AT kwiatkowskam prismgames30stochasticgameverificationwithconcurrencyequilibriaandtime
AT normang prismgames30stochasticgameverificationwithconcurrencyequilibriaandtime
AT parkerd prismgames30stochasticgameverificationwithconcurrencyequilibriaandtime
AT santosg prismgames30stochasticgameverificationwithconcurrencyequilibriaandtime