S. Danz

activity

20092020

most citedThe vertices and sources of the natural simple module for the alternating group in even characteristic

2 citations · 2 across the 6 of their papers we have counts for

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Showing 2012 · math.RTShow all

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math.RT2012

Twisted split category algebras as quasi-hereditary algebras

Robert Boltje, Susanne Danz

A category is called {\em split} if for every morphism $s : X \to Y$ there exists a morphism $t : Y \to X$ such that $s \circ t \circ s = s$ . Let $C$ be a finite split category…

math.RT2012

A ghost algebra of the double Burnside algebra in characteristic zero

Robert Boltje, Susanne Danz

For a finite group $G$ , we introduce a multiplication on the $\QQ$-vector space with basis $\scrS_{G\times G}$, the set of subgroups of $G \times G$ . The resulting $\QQ$-algebra $\A…