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COMBINATORICS
2000
14 years 9 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 9 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 9 months ago
2002
We present generalisations of several MacWilliams type identities, including those by Kl
COMBINATORICS
2002
14 years 9 months ago
2002
We obtain a characterization of (321, 3
COMBINATORICS
2002
14 years 9 months ago
2002
A 321-k-gon-avoiding permutation avoids 321 and the following four patterns: k(k + 2)(k + 3)