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DM
2000
111views more  DM 2000»
13 years 11 months ago
Congruence of (2×2) matrices
Graham D. Williams
DM
2000
103views more  DM 2000»
13 years 11 months ago
Feasible edge colorings of trees with cardinality constraints
A variation of preemptive open shop scheduling corresponds to
Dominique de Werra, Alain Hertz, Daniel Kobler, Na...
DM
2000
88views more  DM 2000»
13 years 11 months ago
Edge isoperimetric inequalities for product graphs
It is well known that there is a simple equivalence between isoperimetric inequalities and certain analytic inequalities in Riemannian manifolds (see Rothaus, J. Funct. Anal. 64 (...
Jean-Pierre Tillich
DM
2000
73views more  DM 2000»
13 years 11 months ago
Liftings of automorphisms of hypermaps
David B. Surowski
DM
2000
91views more  DM 2000»
13 years 11 months ago
On the number of chord diagrams
Alexander Stoimenow
DM
2000
99views more  DM 2000»
13 years 11 months ago
Isomorphic factorization of de Bruijn digraphs
Yukio Shibata, Toru Hasunuma, Sanae Fukuda
DM
2000
82views more  DM 2000»
13 years 11 months ago
On special numberings of hypergraphs
Generalizing a result of Bodendiek and Burosch on graphs it is proved that every vertex-simple
Günter Schaar
DM
2000
94views more  DM 2000»
13 years 11 months ago
Closure and factor-critical graphs
Michael D. Plummer, Akira Saito