124 citations · 361 across the 23 of their papers we have counts for
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math.OC2019
On sums of squares of -nomials
João Gouveia, Alexander Kovačec, Mina Saee
In 2005, Boman et al introduced the concept of factor width for a real symmetric positive semidefinite matrix. This is the smallest positive integer for which the matrix ca…
math.AG2019
The phaseless rank of a matrix
António Pedro Goucha, João Gouveia
We consider the problem of finding the smallest rank of a complex matrix whose absolute values of the entries are given. We call this minimum the phaseless rank of the matrix of th…