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COMBINATORICS
2000
14 years 11 months ago
2000
We define a number of new combinatorial operations on skew semistandard domino tableaux that complement constructions defined by C. Carr
COMBINATORICS
2000
14 years 11 months ago
2000
Short, bijective proofs of identities for multisets of `hook pairs' (arm-leg pairs) of the cells of certain diagrams are given. These hook pair identities were originally foun...
COMBINATORICS
2002
14 years 11 months ago
2002
We present generalisations of several MacWilliams type identities, including those by Kl
COMBINATORICS
2002
14 years 11 months ago
2002
We obtain a characterization of (321, 3
COMBINATORICS
2002
14 years 11 months ago
2002
A 321-k-gon-avoiding permutation avoids 321 and the following four patterns: k(k + 2)(k + 3)