3 papers
math.DG2026
Adventures of Harish-Chandra in -graded world
Olga Chekeres, Alexei Kotov, Vladimir Salnikov
We study bi-graded Lie algebras. We describe their properties in relation to Lie superalgebras with some compatible structures. Then we focus on the…
hep-th2024
Odd Wilson surfaces
Olga Chekeres, Vladimir Salnikov
Previously, Wilson surface observables were interpreted as a class of Poisson sigma models. We profit from this construction to define and study the super version of Wilson surface…
math-ph2024
On enumerative problems for maps and quasimaps: freckles and scars
Olga Chekeres, Santosh Kandel, Andrey Losev +3
We address the question of counting maps between projective spaces such that images of cycles on the source intersect cycles on the target. In this paper we do it by embedding maps…