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» Temporal Theories of Reasoning
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KR
1998
Springer
15 years 11 months ago
What Robots Can Do
In this paper, we propose a definition of goal achievability: given a basic action theory describing an initial state of the world and some primitive actions available to a robot,...
Hector J. Levesque
LICS
1997
IEEE
15 years 11 months ago
Towards a Mathematical Operational Semantics
We present a categorical theory of ‘well-behaved’ operational semantics which aims at complementing the established theory of domains and denotational semantics to form a cohe...
Daniele Turi, Gordon D. Plotkin
LICS
2010
IEEE
15 years 5 months ago
Highly Acyclic Groups, Hypergraph Covers and the Guarded Fragment
We construct finite groups whose Cayley graphs have large girth even w.r.t. a discounted distance measure that contracts arbitrarily long sequences of edges from the same colour ...
Martin Otto
IPPS
2002
IEEE
15 years 11 months ago
Program Composition in Isabelle/UNITY
We describe the mechanization of recent examples of compositional reasoning, due to Charpentier and Chandy [4]. The examples illustrate a new theory for composition proposed by Ch...
Sidi O. Ehmety, Lawrence C. Paulson
GEOS
2005
Springer
16 years 7 days ago
A Qualitative Trajectory Calculus and the Composition of Its Relations
Continuously moving objects are prevalent in many domains. Although there have been attempts to combine both spatial and temporal relationships from a reasoning, a database, as wel...
Nico Van de Weghe, Bart Kuijpers, Peter Bogaert, P...