Results 111 to 120 of about 44,520 (208)

Constraint Automata on Infinite Data Trees: From CTL(Z)/CTL*(Z) To Decision Procedures [PDF]

open access: yesLogical Methods in Computer Science
We introduce the class of tree constraint automata with data values in Z (equipped with the less than relation and equality predicates to constants) and we show that the nonemptiness problem is ExpTime-complete.
Stephane Demri, Karin Quaas
doaj   +1 more source

The Complexity of Prenex Separation Logic with One Selector

open access: yes, 2018
We first show that infinite satisfiability can be reduced to finite satisfiability for all prenex formulas of Separation Logic with $k\geq1$ selector fields ($\seplogk{k}$).
Echenim, Mnacho   +2 more
core  

Research on Abstraction-Based Search Space Partitioning and Solving Satisfiability Problems

open access: yesMathematics
Solving satisfiability problems is central to many areas of computer science, including artificial intelligence and optimization. Efficiently solving satisfiability problems requires exploring vast search spaces, where search space partitioning plays a ...
Yuexin Huang, Qinzhou Niu, Yanfang Song
doaj   +1 more source

On Relation between Constraint Answer Set Programming and Satisfiability Modulo Theories

open access: yes, 2016
Constraint answer set programming is a promising research direction that integrates answer set programming with constraint processing. It is often informally related to the field of satisfiability modulo theories.
Lierler, Yuliya, Susman, Benjamin
core  

Satisfiability of XPath Expressions [PDF]

open access: yes, 2004
In this paper, we investigate the complexity of deciding the satisfiability of XPath 2.0 expressions, i.e., whether there is an XML document for which their result is nonempty. Several fragments that allow certain types of expressions are classified as either in PTIME or NP-hard to see which type of expression make this a hard problem.
openaire   +2 more sources

Satisfiability in composition-nominative logics

open access: yesOpen Computer Science, 2012
Nikitchenko Mykola, Tymofieiev Valentyn
doaj   +1 more source

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