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» Completeness of Neighbourhood Logic
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APAL
2005
78views more  APAL 2005»
13 years 9 months ago
The logic of proofs, semantically
A new semantics is presented for the logic of proofs (LP), [1, 2], based on the intuition that it is a logic of explicit knowledge. This semantics is used to give new proofs of se...
Melvin Fitting
JSYML
2007
88views more  JSYML 2007»
13 years 9 months ago
The basic intuitionistic logic of proofs
The language of the basic logic of proofs extends the usual propositional language by forming sentences of the sort x is a proof of F for any sentence F. In this paper a complete ...
Sergei N. Artëmov, Rosalie Iemhoff
DATE
2002
IEEE
86views Hardware» more  DATE 2002»
14 years 2 months ago
A Layered, Codesign Virtual Machine Approach to Modeling Computer Systems
By using a macro/micro state model we show how assumptions on the resolution of logical and physical timing of computation in computer systems has resulted in design methodologies...
JoAnn M. Paul, Donald E. Thomas
KGC
1993
Springer
14 years 1 months ago
Nonmonotonic Reasoning is Sometimes Simpler
We establish the complexity of decision problems associated with the nonmonotonic modal logic S4. We prove that the problem of existence of an S4-expansion for a given set A of pr...
Grigori Schwarz, Miroslaw Truszczynski
BIRTHDAY
2005
Springer
14 years 2 months ago
a-logic
We present an extension of first-order predicate logic with a novel predicate ‘at t’ meaning intuitively “this term is a variable symbol”. We give simple sequent proof-ru...
Murdoch Gabbay, Michael Gabbay