2 papers
math.CV2022
Systems biorthogonal to exponential systems on a finite union of intervals
Anton Baranov, Yurii Belov, Alexander Kuznetsov
We study the properties of a system biorthogonal to a complete and minimal system of exponentials in , where is a finite union of intervals, and show that in the case w…
math.AG2002
Uhlenbeck spaces for and affine Lie algebra
Michael Finkelberg, Dennis Gaitsgory, Alexander Kuznetsov
We introduce an Uhlenbeck closure of the space of based maps from projective line to the Kashiwara flag scheme of an untwisted affine Lie algebra. For the algebra this…