Annals of Combinatorics 1 (1997) 91-98

Young's Natural Idempotents as Polynomials

Alain Lascoux

Université de Marne-la-Vallée, Institut Gaspard Monge, 2 rue de la Butte Verte 93166 Noisy-le-Grand Cedex, France

Received January 27, 1997

AMS Subject Classification: 05E10, 20C30

Abstract. Coding permutations as monomials, one obtains a compact expression of representatives of Young's natural idempotents for the symmetric group, or of q-idempotents in the Hecke algebra.

Keywords: Young, idempotents


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