Grassmannians and the equivariant cohomology of isotropy actions

Carlson, Jeffrey

doi:10.1090/proc/14906

Grassmannians and the equivariant cohomology of isotropy actions
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by Jeffrey D. Carlson PDF

Proc. Amer. Math. Soc. 149 (2021), 4469-4485

Abstract:

We prove a general structure theorem for the rational Borel equivariant cohomology ring of an equivariantly formal isotropy action, rederiving He’s recent computation of the equivariant cohomology of real Grassmannians as an illustration.

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