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» On the complexity of stratified logics
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CORR
2008
Springer
179views Education» more  CORR 2008»
15 years 16 days ago
Induction and Co-induction in Sequent Calculus
Abstract. Proof search has been used to specify a wide range of computation systems. In order to build a framework for reasoning about such specifications, we make use of a sequent...
Alwen Tiu, Alberto Momigliano
109
Voted
AIML
2004
15 years 1 months ago
A Lower Complexity Bound for Propositional Dynamic Logic with Intersection
This paper shows that satisfiability for Propositional Dynamic Logic with Intersection is EXPSPACE-hard. The proof uses a reduction from the word problem for alternating, exponent...
Martin Lange
80
Voted
ECCC
2006
41views more  ECCC 2006»
15 years 14 days ago
On a syntactic approximation to logics that capture complexity classes
We formulate a formal syntax of approximate formulas for the logic with counting quantifiers, SOLP, studied by us in [1], where we showed the following facts: (i) In the presence ...
Argimiro Arratia, Carlos E. Ortiz
101
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TIME
2005
IEEE
15 years 6 months ago
Search Strategies for Resolution in CTL-Type Logics: Extension and Complexity
A clausal resolution approach originally developed for the branching logic CTL has recently been extended to the logics ECTL and ECTL+ . In the application of the resolution rules...
Artie Basukoski, Alexander Bolotov
CSL
2008
Springer
15 years 2 months ago
The Descriptive Complexity of Parity Games
We study the logical definablity of the winning regions of parity games. For games with a bounded number of priorities, it is wellknown that the winning regions are definable in th...
Anuj Dawar, Erich Grädel