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math.RT2008
The representation type of Ariki-Koike algebras and cyclotomic q-Schur algebras
Kentaro Wada
We give a necessary and sufficient condition on parameters for Ariki-Koike algebras (resp. cyclotomic q-Schur algebras) to be of finite representation type.
math.RT2008★ 3 cited
A cellular algebra with certain idempotent decomposition
Kentaro Wada
For a cellular algebra $\A$ with a cellular basis $\ZC$, we consider a decomposition of the unit element $1_\A$ into orthogonal idempotents (not necessary primitive) satisfying som…