2 papers
math.RA2012
Spectrum nonincreasing maps on matrices
Gregor Dolinar, Jinchuan Hou, Bojan Kuzma +1
Maps which do not increase the spectrum on complex matrices in a sense that $\Sp(Φ(A)-Φ(B))\subseteq\Sp(A-B)$ are classified.
math.CO2010
On the Polya permanent problem over finite fields
Gregor Dolinar, Alexander E. Guterman, Bojan Kuzma +1
Let $\FF$ be a finite field of characteristics different from two. We show that no bijective map transforms permanent into determinant when the cardinality of $\FF$ is sufficiently…