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COCO
2005
Springer
79views Algorithms» more  COCO 2005»
15 years 7 months ago
Bounded Color Multiplicity Graph Isomorphism is in the #L Hierarchy
Vikraman Arvind, Piyush P. Kurur, T. C. Vijayaragh...
COCO
2009
Springer
105views Algorithms» more  COCO 2009»
15 years 8 months ago
Planar Graph Isomorphism is in Log-Space
Graph Isomorphism is the prime example of a computational problem with a wide difference between the best known lower and upper bounds on its complexity. There is a significant ...
Samir Datta, Nutan Limaye, Prajakta Nimbhorkar, Th...
COMBINATORICS
1999
82views more  COMBINATORICS 1999»
15 years 1 months ago
On Highly Closed Cellular Algebras and Highly Closed Isomorphisms
We define and study m-closed cellular algebras (coherent configurations) and m-isomorphisms of cellular algebras which can be regarded as mth approximations of Schurian algebras (...
Sergei Evdokimov, Ilia N. Ponomarenko
GC
2007
Springer
15 years 2 months ago
Rainbows in the Hypercube
Let Qn be a hypercube of dimension n, that is, a graph whose vertices are binary n-tuples and two vertices are adjacent iff the corresponding n-tuples differ in exactly one posit...
Maria Axenovich, Heiko Harborth, Arnfried Kemnitz,...
EJC
2008
15 years 2 months ago
Grad and classes with bounded expansion II. Algorithmic aspects
Abstract. Classes of graphs with bounded expansion are a generalization of both proper minor closed classes and degree bounded classes. Such classes are based on a new invariant, t...
Jaroslav Nesetril, Patrice Ossona de Mendez