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» Tractability Results in the Block Algebra
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TIME
1994
IEEE
15 years 2 months ago
An Algebraic Formulation of Temporal Knowledge for Reasoning about Recurring Events
We formulate an algebra of binary temporal relations between events the number of occurrences of which is unknown, but which are known to recur in time. Ontologically, we view the...
Robert A. Morris, William D. Shoaff, Lina Khatib
100
Voted
FSE
2008
Springer
143views Cryptology» more  FSE 2008»
14 years 11 months ago
Algebraic and Slide Attacks on KeeLoq
KeeLoq is a block cipher used in wireless devices that unlock the doors and alarms in cars manufactured by Chrysler, Daewoo, Fiat, GM, Honda, Jaguar, Toyota, Volvo, Volkswagen, etc...
Nicolas Courtois, Gregory V. Bard, David Wagner
PPSC
1997
14 years 11 months ago
ScaLAPACK: A Linear Algebra Library for Message-Passing Computers
This article outlines the content and performance of some of the ScaLAPACK software. ScaLAPACK is a collection of mathematical software for linear algebra computations on distribu...
L. Susan Blackford, Jaeyoung Choi, Andrew J. Clear...
91
Voted
CSL
2007
Springer
15 years 4 months ago
Qualitative Temporal and Spatial Reasoning Revisited
Abstract. Establishing local consistency is one of the main algorithmic techniques in temporal and spatial reasoning. In this area, one of the central questions for the various pro...
Manuel Bodirsky, Hubie Chen
ORDER
2000
85views more  ORDER 2000»
14 years 10 months ago
Epimorphisms in Certain Varieties of Algebras
We prove a lemma which, under restrictive conditions, shows that epimorphisms in V are surjective if this is true for epimorphisms from irreducible members of V . This lemma is app...
Gunter Bruns, John Harding