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Algebraic and topological K-theory, relations with topology, commutative algebra, and operator algebras

2 votes

Relation between affine flag and Grassmannian Steinberg variety

Sorry, this question itself is wrong! Bezrukavnikov-Finkelberg-Mirković actually showed that the $G(\mathcal{O})$-equivariant $K$-theory of affine Grassmannian Steinberg variety $\mathcal{R} = \{ (x …
Satoshi  Nawata's user avatar
10 votes
2 answers
731 views

Relation between affine flag and Grassmannian Steinberg variety

Let $\mathcal{K}=\mathbb{C}((t))$ be the field of formal Laurent series over $\mathbb{C}$, and by $\mathcal{O}=\mathbb{C}[[t]]$ the ring of formal power series over $\mathbb{C}$. Given a semi-simple …
Satoshi  Nawata's user avatar