47 citations · 323 across the 60 of their papers we have counts for
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math.RT2014★ 11 cited
A category of noncrossing partitions
Kiyoshi Igusa
In [17], we introduced ``picture groups'' and computed the cohomology of the picture group of type . This is the same group what was introduced by Loday [20] where he called i…
math.RT2014★ 9 cited
Periodic trees and semi-invariants
Kiyoshi Igusa, Gordana Todorov, Jerzy Weyman
Periodic trees are combinatorial structures which are in bijection with cluster tilting objects in cluster categories of affine type . The internal edges of the tr…