158 search results - page 23 / 32 » Conservative extensions in modal logic |
CORR
2000
Springer
13 years 7 months ago
2000
Springer
We revisit the issue of epistemological and semantic foundations for autoepistemic and default logics, two leading formalisms in nonmonotonic reasoning. We develop a general seman...
LPNMR
1993
Springer
13 years 11 months ago
1993
Springer
The notion of assumption-based framework generalises and re nes the use of abduction to give a formalisation of non-monotonic reasoning. In this framework, a sentence is a non-mon...
FROCOS
2009
Springer
14 years 2 months ago
2009
Springer
Deduction modulo consists in applying the inference rules of a deductive system modulo a rewrite system over terms and formulæ. This is equivalent to proving within a so-called co...
ITA
2007
13 years 7 months ago
2007
Abstract. This paper analyses the complexity of model checking Fixpoint Logic with Chop – an extension of the modal µ-calculus with a sequential composition operator. It uses tw...
AAAI
1996
13 years 8 months ago
1996
Conditional logics play an important role in recent attempts to investigate default reasoning. This paper investigates firstorder conditional logic. We show that, as for first-ord...