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math.AG2023
A generalized spectral correspondence
Kuntal Banerjee, Steven Rayan
We explore a strong categorical correspondence between isomorphism classes of sheaves of arbitrary rank on a given algebraic curve and twisted pairs on another algebraic curve, mos…
math.SG2023
Kirwan surjectivity and Lefschetz-Sommese theorems for a generalized hyperkähler reduction
Jonathan Fisher, Lisa Jeffrey, Alessandro Malusà +1
Let be a compact Lie group. We study a class of Hamiltonian -manifolds decorated with a function with certain equivariance properties, under conditions on…