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COMBINATORICS
2000
81views more  COMBINATORICS 2000»
15 years 3 months ago
Interchangeability of Relevant Cycles in Graphs
The set R of relevant cycles of a graph G is the union of its minimum cycle bases. We introduce a partition of R such that each cycle in a class W can be expressed as a sum of oth...
Petra M. Gleiss, Josef Leydold, Peter F. Stadler
IJBC
2002
86views more  IJBC 2002»
15 years 3 months ago
Symbolic Dynamics from homoclinic tangles
We give a method for finding symbolic dynamics for a planar diffeomorphism with a homoclinic tangle. The method only requires a finite piece of tangle, which can be computed with ...
Pieter Collins
MP
2010
132views more  MP 2010»
14 years 10 months ago
Exploiting group symmetry in semidefinite programming relaxations of the quadratic assignment problem
We consider semidefinite programming relaxations of the quadratic assignment problem, and show how to exploit group symmetry in the problem data. Thus we are able to compute the b...
Etienne de Klerk, Renata Sotirov
CALCO
2011
Springer
223views Mathematics» more  CALCO 2011»
14 years 4 months ago
On the Statistical Thermodynamics of Reversible Communicating Processes
Abstract. We propose a probabilistic interpretation of a class of reversible communicating processes. The rate of forward and backward computing steps, instead of being given expli...
Giorgio Bacci, Vincent Danos, Ohad Kammar
CORR
2011
Springer
173views Education» more  CORR 2011»
14 years 11 months ago
Exploiting symmetries in SDP-relaxations for polynomial optimization
Abstract. We consider the issue of exploiting symmetries in the hierarchy of semidefinite programming relaxations recently introduced in polynomial optimization. We focus on probl...
Cordian Riener, Thorsten Theobald, Lina Jansson An...