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DAM
2006
86views more  DAM 2006»
13 years 9 months ago
Sub-dominant theory in numerical taxonomy
Sub-dominant theory provides efficient tools for clustering. However it classically works only for ultrametrics and ad hoc extensions like Jardine and Sibson's 2ultrametrics....
François Brucker
DKE
2006
100views more  DKE 2006»
13 years 9 months ago
An ontology based approach to the integration of entity-relationship schemas
In schema integration, schematic discrepancies occur when data in one database correspond to metadata in another. We explicitly declare the context that is the meta information re...
Qi He, Tok Wang Ling
EJC
2006
13 years 9 months ago
Tubes in PG(3, q)
A tube (resp. an oval tube) in PG(3, q) is a pair T = {L, L}, where {L} L is a collection of mutually disjoint lines of PG(3, q) such that for each plane of PG(3, q) containing L...
Peter J. Cameron, Norbert Knarr
ENDM
2006
57views more  ENDM 2006»
13 years 9 months ago
One-point extensions of generalized hexagons and octagons
In this note, we prove the uniqueness of the one-point extension S of a generalized hexagon of order 2 and prove the non-existence of such an extension S of any other finite gener...
Hans Cuypers, A. De Wispelaere, Hendrik Van Maldeg...
EOR
2006
71views more  EOR 2006»
13 years 9 months ago
Control and optimal response problems for quasilinear impulsive integrodifferential equations
One of the central results of the paper is the Pontryagin maximum principle [16] which is considered in sufficient form for the linear case of impulsive differential equations. Th...
M. U. Akhmet, M. Kirane, M. A. Tleubergenova, Gerh...