R. Hildebrand

activity

20052022

most citedPPT from spectra

60 citations · 138 across the 20 of their papers we have counts for

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Showing 2014 · math.OCShow all

2 papers · 2 filters

math.OC2014

Spectrahedral cones generated by rank 1 matrices

Roland Hildebrand

Let $S_{+}^{n} \subset S^{n}$ be the cone of positive semi-definite matrices as a subset of the vector space of real symmetric $n \times n$ matrices. The intersection of ${…

math.OC2014

Minimal zeros of copositive matrices

Roland Hildebrand

Let $A$ be an element of the copositive cone $C_{n}$ . A zero $u$ of $A$ is a nonzero nonnegative vector such that $u^{T} A u = 0$ . The support of $u$ is the index set $\mbox{supp}…