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» Elimination of Negation in a Logical Framework
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IS
2006
13 years 5 months ago
Negations and document length in logical retrieval
Abstract. Terms which are not explicitly mentioned in the text of a document receive often a minor role in current retrieval systems. In this work we connect the management of such...
David E. Losada, Alvaro Barreiro
CORR
2010
Springer
174views Education» more  CORR 2010»
13 years 5 months ago
Cut Elimination for a Logic with Induction and Co-induction
Proof search has been used to specify a wide range of computation systems. In order to build a framework for reasoning about such specifications, we make use of a sequent calculus...
Alwen Tiu, Alberto Momigliano
ACL
1989
13 years 7 months ago
A Three-Valued Interpretation of Negation in Feature Structure Descriptions
Feature structures are informational elements that have been used in several linguistic theories and in computational systems for natural-language processing. A logicaJ calculus h...
Anuj Dawar, K. Vijay-Shanker
CADE
2006
Springer
14 years 6 months ago
Eliminating Redundancy in Higher-Order Unification: A Lightweight Approach
In this paper, we discuss a lightweight approach to eliminate the overhead due to implicit type arguments during higher-order unification of dependently-typed terms. First, we show...
Brigitte Pientka
FTP
1998
Springer
13 years 10 months ago
Issues of Decidability for Description Logics in the Framework of Resolution
Abstract. We describe two methods on the basis of which efficient resolution decision procedures can be developed for a range of description logics. The first method uses an orderi...
Ullrich Hustadt, Renate A. Schmidt