Results 31 to 40 of about 42,931 (182)

Using Sat solvers for synchronization issues in partial deterministic automata [PDF]

open access: yes, 2019
We approach the task of computing a carefully synchronizing word of minimum length for a given partial deterministic automaton, encoding the problem as an instance of SAT and invoking a SAT solver.
A Roman   +32 more
core   +1 more source

On the Predictability of Classical Propositional Logic

open access: yesInformation, 2013
In this work we provide a statistical form of empirical analysis of classical propositional logic decision methods called SAT solvers. This work is perceived as an empirical counterpart of a theoretical movement, called the enduring scandal of deduction,
Poliana M. Reis, Marcelo Finger
doaj   +1 more source

Handling Conflicts in Depth-First Search for LTL Tableau to Debug Compliance Based Languages [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2011
Providing adequate tools to tackle the problem of inconsistent compliance rules is a critical research topic. This problem is of paramount importance to achieve automatic support for early declarative design and to support evolution of rules in contract ...
Francois Hantry, Mohand-Said Hacid
doaj   +1 more source

On the van der Waerden numbers w(2;3,t) [PDF]

open access: yes, 2014
We present results and conjectures on the van der Waerden numbers w(2;3,t) and on the new palindromic van der Waerden numbers pdw(2;3,t). We have computed the new number w(2;3,19) = 349, and we provide lower bounds for 20
Ahmed, Tanbir   +2 more
core   +2 more sources

Checking RTECTL properties of STSs via SMT-based Bounded Model Checking

open access: yesInternational Journal of Interactive Multimedia and Artificial Intelligence, 2015
We present an SMT-based bounded model checking (BMC) method for Simply-Timed Systems (STSs) and for the existential fragment of the Real-time Computation Tree Logic. We implemented the SMT-based BMC algorithm and compared it with the SAT-based BMC method
Agnieszka M. Zbrzezny, Andrzej Zbrzezny
doaj   +1 more source

Tuning Parallel SAT Solvers

open access: yesEasyChair Preprints, 2018
In this paper we present new implementation details and benchmarking results for our parallel portfolio solver \topo. In particular, we discuss ideas and implementation details for the exchange of learned clauses in a massively-parallel SAT solver which is designed to run more that 1,000 solver threads in parallel.
Thorsten Ehlers, Dirk Nowotka
openaire   +2 more sources

A Hybrid Learnt Clause Evaluation Algorithm for SAT Problem

open access: yesInternational Journal of Computational Intelligence Systems, 2018
It is of great theoretical and practical significance to develop the efficient SAT solvers due to its important applications in hardware and software verifications and so on, and learnt clauses play the crucial role in state of the art SAT solvers.
Guanfeng Wu   +3 more
doaj   +1 more source

Survey-propagation decimation through distributed local computations [PDF]

open access: yes, 2005
We discuss the implementation of two distributed solvers of the random K-SAT problem, based on some development of the recently introduced survey-propagation (SP) algorithm.
Achlioptas D Ricci-Tersenghi F   +11 more
core   +2 more sources

Tuning Parallel SAT Solvers

open access: yesEPiC Series in Computing, 2019
In this paper we present new implementation details and benchmarking results for our parallel portfolio solver TopoSAT2. In particular, we discuss ideas and implementation details for the exchange of learned clauses in a massively-parallel SAT solver which is designed to run more that 1, 000 solver threads in parallel.
Thorsten Ehlers, Dirk Nowotka
openaire   +2 more sources

HordeSat: A Massively Parallel Portfolio SAT Solver

open access: yes, 2015
A simple yet successful approach to parallel satisfiability (SAT) solving is to run several different (a portfolio of) SAT solvers on the input problem at the same time until one solver finds a solution.
Balyo, Tomas   +2 more
core   +1 more source

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