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» Logical omniscience as a computational complexity problem
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CIE
2008
Springer
13 years 6 months ago
First-Order Model Checking Problems Parameterized by the Model
We study the complexity of the model checking problem, for fixed models A, over certain fragments L of first-order logic, obtained by restricting which of the quantifiers and boole...
Barnaby Martin
CORR
2011
Springer
147views Education» more  CORR 2011»
13 years 1 months ago
Human-Assisted Graph Search: It's Okay to Ask Questions
We consider the problem of human-assisted graph search: given a directed acyclic graph with some (unknown) target node(s), we consider the problem of finding the target node(s) b...
Aditya G. Parameswaran, Anish Das Sarma, Hector Ga...
LICS
1999
IEEE
13 years 10 months ago
Some Decision Problems of Enormous Complexity
We present some new decision and comparison problems of unusually high computational complexity. Most of the problems are strictly combinatorial in nature; others involve basic lo...
Harvey Friedman
CORR
2008
Springer
120views Education» more  CORR 2008»
13 years 6 months ago
On the Complexity of Elementary Modal Logics
Modal logics are widely used in computer science. The complexity of modal satisfiability problems has been investigated since the 1970s, usually proving results on a case-by-case b...
Edith Hemaspaandra, Henning Schnoor
JAPLL
2010
133views more  JAPLL 2010»
13 years 4 months ago
Complexity of modal logics with Presburger constraints
We introduce the extended modal logic EML with regularity constraints and full Presburger constraints on the number of children that generalize graded modalities, also known as nu...
Stéphane Demri, Denis Lugiez