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math.AG2021
Decomposition algorithms for tensors and polynomials
Antonio Laface, Alex Massarenti, Rick Rischter
We give algorithms to compute decompositions of a given polynomial, or more generally mixed tensor, as sum of rank one tensors, and to establish whether such a decomposition is uni…
math.AG2021
On intrinsic negative curves
Antonio Laface, Luca Ugaglia
Let be an algebraically closed field of characteristic . A curve of arising from a Laurent polynomial in two variables is {\em intrinsic negative}…