Erik Carlsson

activity

20082026

most citedExts and Vertex Operators

44 citations · 71 across the 13 of their papers we have counts for

collaborators

Showing 2021Show all

2 papers · 1 filter

math.RT2021

GKM spaces, and the signed positivity of the nabla operator

Erik Carlsson, Anton Mellit

We show that the Frobenius character of the equivariant Borel-Moore homology of a certain positive $G L_{n}$ -version of the unramified affine Springer fiber $Z_{k}$ studied by Goreski,…

math.AT2021

A new construction for sublevel set persistence

Erik Carlsson, John Carlsson

We construct a filtered simplicial complex $(X_{L}, f_{L})$ associated to a subset $X \subset R^{d}$ , a function $f : X \to R$ with compactly supported sublevel sets…