Isabelle Shankar

activity

20192022

most citedThe degree of the central curve in semidefinite, linear, and quadratic programming

1 citations · 1 across the 2 of their papers we have counts for

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math.AG2022

Weak and Strong Extremal Biquadratics

Grigoriy Blekherman, Bogdan Raiţă, Isabelle Shankar +1

We study quasiconvex quadratic forms on $n \times m$ matrices which correspond to nonnegative biquadratic forms in $(n, m)$ variables. We disprove a conjecture stated by Harutyunyan…

math.AG2020

Symmetry Adapted Gram Spectrahedra

Alexander Heaton, Serkan Hoşten, Isabelle Shankar

This paper explores the geometric structure of the spectrahedral cone, called the symmetry adapted PSD cone, and the symmetry adapted Gram spectrahedron of a symmetric polynomial.…