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ENTCS
2010
136views more  ENTCS 2010»
13 years 9 months ago
A Solver for Modal Fixpoint Logics
We present MLSolver, a tool for solving the satisfiability and validity problems for modal fixpoint logics. The underlying technique is based on characterisations of satisfiabilit...
Oliver Friedmann, Martin Lange
ITA
2002
163views Communications» more  ITA 2002»
14 years 3 days ago
Permissive strategies: from parity games to safety games
It is proposed to compare strategies in a parity game by comparing the sets of behaviours they allow. For such a game, there may be no winning strategy that encompasses all the be...
Julien Bernet, David Janin, Igor Walukiewicz
CORR
2008
Springer
101views Education» more  CORR 2008»
14 years 16 days ago
Strategy Iteration using Non-Deterministic Strategies for Solving Parity Games
Abstract. This article extends the idea of solving parity games by strategy iteration to non-deterministic strategies: In a non-deterministic strategy a player restricts himself to...
Michael Luttenberger
FOSSACS
2006
Springer
14 years 4 months ago
Parity Games Played on Transition Graphs of One-Counter Processes
We consider parity games played on special pushdown graphs, namely those generated by one-counter processes. For parity games on pushdown graphs, it is known from [22] that decidin...
Olivier Serre
LPAR
2004
Springer
14 years 5 months ago
Entanglement - A Measure for the Complexity of Directed Graphs with Applications to Logic and Games
We propose a new parameter for the complexity of finite directed graphs which measures to what extent the cycles of the graph are intertwined. This measure, called entanglement, i...
Dietmar Berwanger, Erich Grädel
ATVA
2009
Springer
173views Hardware» more  ATVA 2009»
14 years 7 months ago
Solving Parity Games in Practice
Parity games are 2-player games of perfect information and infinite duration that have important applications in automata theory and decision procedures (validity as well as model...
Oliver Friedmann, Martin Lange