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math.AG2013
Homogeneous projective varieties with semi-continuous rank function
A. Petukhov, V. Tsanov
Let be a projective variety, which is not contained in a hyperplane. Then every vector in can be written as a sum of vectors from the affine…
quant-ph2013★ 11 cited
A link between Quantum Entanglement, Secant varieties and Sphericity
Adam Sawicki, Valdemar V. Tsanov
In this paper, we shed light on relations between three concepts studied in representations theory, algebraic geometry and quantum information theory. First - spherical actions of…