Sciweavers

97 search results - page 3 / 20
» Semi-Contraction: Axioms and Construction
Sort
View
CADE
2006
Springer
16 years 6 months ago
Extracting Programs from Constructive HOL Proofs Via IZF Set-Theoretic Semantics
Church's Higher Order Logic is a basis for proof assistants -- HOL and PVS. Church's logic has a simple set-theoretic semantics, making it trustworthy and extensible. We ...
Robert L. Constable, Wojciech Moczydlowski
ECAI
2010
Springer
15 years 7 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...
ER
2009
Springer
119views Database» more  ER 2009»
16 years 18 days ago
Assessing Modal Aspects of OntoUML Conceptual Models in Alloy
Assessing the quality of conceptual models is key to ensure that conceptual models can be used effectively as a basis for understanding, agreement and construction of information ...
Alessander Botti Benevides, Giancarlo Guizzardi, B...
COMPGEOM
2010
ACM
15 years 11 months ago
Consistent digital line segments
We introduce a novel and general approach for digitalization of line segments in the plane that satisfies a set of axioms naturally arising from Euclidean axioms. In particular, ...
Tobias Christ, Dömötör Pálv&...
AML
2005
101views more  AML 2005»
15 years 6 months ago
Forcing and antifoundation
It is proved that the forcing apparatus can be built and set to work in ZFCA (=ZFC minus foundation plus the antifoundation axiom AFA). The key tools for this construction are gre...
Athanassios Tzouvaras