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1.
Beasley, LeRoy B., Kang, Kyung-Tae, Song, Seok-Zun: Isolation numbers of integer matrices and their preservers. (English summary). - Bull. Korean Math. Soc. 57 (2020), no. 3, 535-545
Marko Orel, 2021, review, book review, critique

Keywords: preserver problems, matrices with nonnegative coefficients, isolation number
Published in RUP: 06.05.2021; Views: 796; Downloads: 7
URL Link to full text

2.
Rank-one nonincreasing maps on symmetric matrices over small fields
Marko Orel, 2019, published scientific conference contribution abstract

Keywords: preserver problems, rank, finite fields
Published in RUP: 22.05.2019; Views: 1773; Downloads: 70
.pdf Full text (408,23 KB)
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3.
Rank-one nonincreasing maps on symmetric matrices over a field with two or three elements
Marko Orel, 2018, published scientific conference contribution abstract

Keywords: quadratic forms, symmetric matrices, preserver problems, finite fields, symmetric tensors, homogeneous polynomials
Published in RUP: 17.09.2018; Views: 1802; Downloads: 29
URL Link to full text

4.
Nonstandard rank-one nonincreasing maps on symmetric matrices
Marko Orel, 2018, original scientific article

Keywords: quadratic forms, symmetric matrices, preserver problems, finite fields, symmetric tensors, homogeneous polynomials
Published in RUP: 17.04.2018; Views: 2912; Downloads: 179
URL Link to full text
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