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math.KT2014★ 2 cited
The Witt group of a braided Monoidal category
Isar Goyvaerts, Ehud Meir
We develop the Witt group for certain braided monoidal categories with duality. In case of a braided fusion category over an algebraically closed field of characteristic zero, we e…
math.KT2010
Projective resolutions for modules over infinite groups
Ehud Meir
We define a notion of complexity for modules over infinite groups. We show that if is a module over the group ring , and has complexity (where is some comp…
math.KT2009
The cohomological restriction map and FP-infinity groups
Ehud Meir
We ask, following Bartholdi, whether it is true that the kernel of the restriction map from the cohomology of a group G to the cohomology of a finite index subgroup H is finitely g…