6 search results - page 1 / 2 » A proof of the q, t-square conjecture |
DM
2002
14 years 10 months ago
2002
We present here a proof that a certain rational function Cn(q, t) which has come to be known as the "q, t-Catalan" is in fact a polynomial with positive integer coeffici...
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Voted
JCT
2006
14 years 10 months ago
2006
We prove a combinatorial formula conjectured by Loehr and Warrington for the coefficient of the sign character in (pn). Here denotes the Bergeron-Garsia nabla operator, and pn is a...
DCC
2002
IEEE
15 years 9 months ago
2002
IEEE
We use methods of Mortimer [19] to examine the subcodes spanned by minimumweight vectors of the projective generalized Reed-Muller codes and their duals. These methods provide a p...
COMBINATORICS
2006
14 years 10 months ago
2006
In the game of Penney Ante two players take turns publicly selecting two distinct words of length n using letters from an alphabet of size q. They roll a fair q sided die having ...
FOCS
2004
IEEE
15 years 1 months ago
2004
IEEE
In this paper we show a reduction from the Unique Games problem to the problem of approximating MAX-CUT to within a factor of GW + , for all > 0; here GW .878567 denotes the a...