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ECAI
2010
Springer
13 years 10 months ago
A constructive conditional logic for access control: a preliminary report
We define an Intuitionistic Conditional Logic for Access Control called CICL . The logic CICL is based on a conditional language allowing principals to be defined as arbitrary form...
Valerio Genovese, Laura Giordano, Valentina Gliozz...
APAL
2008
159views more  APAL 2008»
13 years 9 months ago
Approximations of modal logics: K and beyond
Inspired by recent work on approximations of classical logic, we present a method that approximates several modal logics in a modular way. Our starting point is the limitation of ...
Guilherme de Souza Rabello, Marcelo Finger
LICS
1999
IEEE
14 years 1 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
JAPLL
2010
126views more  JAPLL 2010»
13 years 3 months ago
Justification logics and hybrid logics
Hybrid logics internalize their own semantics. Members of the newer family of justification logics internalize their own proof methodology. It is an appealing goal to combine thes...
Melvin Fitting
CADE
1998
Springer
14 years 1 months ago
Extensional Higher-Order Resolution
Abstract. In this paper we present an extensional higher-order resolution calculus that is complete relative to Henkin model semantics. The treatment of the extensionality principl...
Christoph Benzmüller, Michael Kohlhase