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ENTCS
2008
120views more  ENTCS 2008»
15 years 3 months ago
Reasoning about B+ Trees with Operational Semantics and Separation Logic
The B+ tree is an ordered tree structure with a fringe list. It is the most widely used data structure for data organisation and searching in database systems specifically, and, p...
Alan P. Sexton, Hayo Thielecke
TARK
1998
Springer
15 years 7 months ago
Hypothetical Knowledge and Counterfactual Reasoning
: Salmetintroduced a notion of hypothetical knowledge and showed how it could be used to capture the type of counterfactual reasoning necessary to force the backwards induction sol...
Joseph Y. Halpern
JAIR
2007
146views more  JAIR 2007»
15 years 3 months ago
Semantic Matchmaking as Non-Monotonic Reasoning: A Description Logic Approach
Matchmaking arises when supply and demand meet in an electronic marketplace, or when agents search for a web service to perform some task, or even when recruiting agencies match c...
Tommaso Di Noia, Eugenio Di Sciascio, Francesco M....
124
Voted
ECOI
2007
101views more  ECOI 2007»
15 years 3 months ago
Reasoning about taxonomies in first-order logic
Experts often disagree about the organization of biological taxa. The shifting definitions of taxonomic names complicate otherwise simple queries concerning these taxa. For examp...
David Thau, Bertram Ludäscher
117
Voted
AAAI
1994
15 years 4 months ago
Reasoning about Priorities in Default Logic
In this paper we argue that for realistic applications involving default reasoning it is necessary to reason about the priorities of defaults. Existing approaches require the know...
Gerhard Brewka