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ISSAC
2009
Springer
120views Mathematics» more  ISSAC 2009»
16 years 27 days ago
A non-holonomic systems approach to special function identities
We extend Zeilberger’s approach to special function identities to cases that are not holonomic. The method of creative telescoping is thus applied to definite sums or integrals...
Frédéric Chyzak, Manuel Kauers, Brun...
DEXA
2000
Springer
109views Database» more  DEXA 2000»
15 years 10 months ago
Knowledge Decay in a Normalised Knowledge Base
Knowledge ‘decay’ is a measure of the degradation of knowledge integrity. In a unified knowledge representation, data, information and knowledge are all represented in a single...
John K. Debenham
COLING
1994
15 years 7 months ago
Morphology with a Null-Interface
We present an integrated architecture for word-level and sentence-level processing in a unification-based paradigm. The core of the system is a CLP implementation of a nnilication...
Harald Trost, Johannes Matiasek
ICDT
2012
ACM
251views Database» more  ICDT 2012»
13 years 8 months ago
Computing universal models under guarded TGDs
A universal model of a database D and a set Σ of integrity constraints is a database that extends D, satisfies Σ, and is most general in the sense that it contains sound and co...
André Hernich
STEP
2005
IEEE
15 years 12 months ago
Using Metamodels in Service Interoperability
Interoperability in service oriented environments is heavily inuenced by the view that the cooperating services have on their data. e term service for the abstract contract concl...
Andreas Winter, Jürgen Ebert