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math.AG2022
Two-dimensional diffusion orthogonal polynomials ordered by a weighted degree
Stepan Orevkov
We study the following problem: describe the triplets , , where is the (co)metric associated with the symmetric second order differential operato…
math.GT2022★ 1 cited
Compactification of the space of branched coverings of the two-dimensional sphere
V. I. Zvonilov, S. Yu. Orevkov
For a closed oriented surface we define its degenerations into singular surfaces that are locally homeomorphic to wedges of disks. Let be the set of isomorphism clas…