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COMBINATORICS
2002
69views more  COMBINATORICS 2002»
13 years 4 months ago
Homogeneous Permutations
Peter J. Cameron
COMBINATORICS
2002
73views more  COMBINATORICS 2002»
13 years 4 months ago
Relaxed Graceful Labellings of Trees
Frank Van Bussel
COMBINATORICS
2002
97views more  COMBINATORICS 2002»
13 years 4 months ago
Words Restricted by Patterns with at Most 2 Distinct Letters
Alexander Burstein, Toufik Mansour
COMBINATORICS
2002
59views more  COMBINATORICS 2002»
13 years 4 months ago
On Counting Permutations by Pairs of Congruence Classes of Major Index
Hélène Barcelo, Robert Maule, Sheila...
COMBINATORICS
2002
99views more  COMBINATORICS 2002»
13 years 4 months ago
Packing Patterns into Words
Alexander Burstein, Peter Hästö, Toufik ...
COMBINATORICS
2002
88views more  COMBINATORICS 2002»
13 years 4 months ago
MacWilliams Identities and Matroid Polynomials
We present generalisations of several MacWilliams type identities, including those by Kl
Thomas Britz
COMBINATORICS
2002
88views more  COMBINATORICS 2002»
13 years 4 months ago
Graph Color Extensions: When Hadwiger's Conjecture and Embeddings Help
Suppose G is r-colorable and P V (G) is such that the components of G[P] are far apart. We show that any (r + s)-coloring of G[P] in which each component is s-colored extends to ...
Michael O. Albertson, Joan P. Hutchinson