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DM
2000
111views more  DM 2000»
13 years 4 months ago
Congruence of (2×2) matrices
Graham D. Williams
DM
2000
103views more  DM 2000»
13 years 4 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 4 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 4 months ago
Liftings of automorphisms of hypermaps
David B. Surowski
DM
2000
91views more  DM 2000»
13 years 4 months ago
On the number of chord diagrams
Alexander Stoimenow
DM
2000
99views more  DM 2000»
13 years 4 months ago
Isomorphic factorization of de Bruijn digraphs
Yukio Shibata, Toru Hasunuma, Sanae Fukuda
DM
2000
82views more  DM 2000»
13 years 4 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 4 months ago
Closure and factor-critical graphs
Michael D. Plummer, Akira Saito