The freeness of Ish arrangements

Abe, T; Suyama, D; Tsujie, S

Abe, T (reprint author), Kyushu Univ, Inst Math Ind, Fukuoka 8190395, Japan.

JOURNAL OF COMBINATORIAL THEORY SERIES A, 2017; 146 ( ): 169

Abstract

The Ish arrangement was introduced by Armstrong to give a new interpretation of the q, t-Catalan numbers of Garsia and Haiman. Armstrong and Rhoades s......

Full Text Link