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math.AT2026
Purity of quaternionic conjugation spaces
Surojit Ghosh, Ankit Kumar, Lakshit Pande
Conjugation spaces relate the cohomology of a space and its fixed points via a degree-halving isomorphism and admit a characterization in terms of homological purity. We extend thi…
math.AT2026
-graded cohomology of universal spaces and the coefficient ring
Surojit Ghosh, Ankit Kumar
We compute the -graded Bredon cohomology of equivariant universal and classifying spaces associated to families of subgroups, with coefficients in the constant…