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» Lower bounds for modal logics
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CORR
2008
Springer
95views Education» more  CORR 2008»
14 years 10 months ago
Depth as Randomness Deficiency
Depth of an object concerns a tradeoff between computation time and excess of program length over the shortest program length required to obtain the object. It gives an unconditio...
Luis Antunes 0002, Armando Matos, Andre Souto, Pau...
88
Voted
APIN
1998
78views more  APIN 1998»
14 years 10 months ago
The Method of Assigning Incidences
Incidence calculus is a probabilistic logic in which incidences, standing for the situations in which formulae may be true, are assigned to some formulae, and probabilities are as...
Weiru Liu, David McBryan, Alan Bundy
103
Voted
LFCS
2007
Springer
15 years 4 months ago
Model Checking Knowledge and Linear Time: PSPACE Cases
We present a general algorithm scheme for model checking logics of knowledge, common knowledge and linear time, based on simulations to a class of structures that capture the way t...
Kai Engelhardt, Peter Gammie, Ron van der Meyden
PODS
2005
ACM
109views Database» more  PODS 2005»
15 years 10 months ago
XPath satisfiability in the presence of DTDs
We study the satisfiability problem associated with XPath in the presence of DTDs. This is the problem of determining, given a query p in an XPath fragment and a DTD D, whether or...
Michael Benedikt, Wenfei Fan, Floris Geerts
80
Voted
LATIN
2004
Springer
15 years 3 months ago
Approximating the Expressive Power of Logics in Finite Models
Abstract. We present a probability logic (essentially a first order language extended with quantifiers that count the fraction of elements in a model that satisfy a first order ...
Argimiro Arratia, Carlos E. Ortiz