2 papers
math.AC2023
Deformations of local Artin rings via Hilbert-Burch matrices
Roser Homs, Anna-Lena Winz
In the local setting, Gröbner cells are affine spaces that parametrize ideals in that share the same leading term ideal with respect to a local term orderin…
math.AG2016
Cellular sheaf cohomology in Polymake
Lars Kastner, Kristin Shaw, Anna-Lena Winz
This chapter provides a guide to our polymake extension cellularSheaves. We first define cellular sheaves on polyhedral complexes in Euclidean space, as well as cosheaves, and thei…