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math.CO2013★ 1 cited
The immaculate basis of the non-commutative symmetric functions
Chris Berg, Nantel Bergeron, Franco Saliola +2
FPSAC 2013 Extended Abstract. We introduce a new basis of the non-commutative symmetric functions whose elements have Schur functions as their commutative images. Dually, we build…
math.CO2010★ 3 cited
Maximal fillings of moon polyominoes, simplicial complexes, and Schubert polynomials
Luis Serrano, Christian Stump
We exhibit a canonical connection between maximal (0,1)-fillings of a moon polyomino avoiding north-east chains of a given length and reduced pipe dreams of a certain permutation.…