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APPML
2005
131views more  APPML 2005»
13 years 10 months ago
A note on Laplace's equation inside a cylinder
Two difficulties connected with the solution of Laplace's equation around an object inside an infinite circular cylinder are resolved. One difficulty is the nonconvergence of...
Silvana Ilie, David J. Jeffrey
APPML
2002
76views more  APPML 2002»
13 years 10 months ago
Proper gromov transforms of metrics are metrics
In phylogenetic analysis, a standard problem is to approximate a given metric by an additive metric. Here it is shown that, given a metric D defined on some finite set X and a non...
Andreas W. M. Dress
APPML
2002
89views more  APPML 2002»
13 years 10 months ago
Average sampling in spline subspaces
Let V () be a shift invariant subspace of L2 (R) generated by a Riesz or frame generator (t) in L2 (R). We assume that (t) is suitably chosen so that the regular sampling expansio...
Wenchang Sun, Xingwei Zhou
APPML
2007
57views more  APPML 2007»
13 years 11 months ago
On plane bipartite graphs without fixed edges
-An edge of a graph H with a perfect matching is a fixed edge if it either belongs to none or to all of the perfect matchings of H. It is shown that a connected plane bipartite gra...
Khaled Salem, Sandi Klavzar
APPML
2007
92views more  APPML 2007»
13 years 11 months ago
On some homogenization problems from shallow water theory
This note is devoted to the effect of topography on geophysical flows. We consider two models derived from shallow water theory: the quasigeostrophic equation and the lake equati...
Didier Bresch, David Gérard-Varet