Ranks of linear matrix pencils separate simultaneous similarity orbits

DOI10.1016/j.aim.2023.108888zbMath1521.47027arXiv2109.09418MaRDI QIDQ6378059

H. G. J. Derksen, Visu Makam, Igor Klep, Jurij Volčič

Publication date: 20 September 2021

Mathematics Subject Classification ID

Group actions on varieties or schemes (quotients) (14L30) Several-variable operator theory (spectral, Fredholm, etc.) (47A13) Functions whose values are linear operators (operator- and matrix-valued functions, etc., including analytic and meromorphic ones) (47A56) Representations of associative Artinian rings (16G10) Matrix pencils (15A22)

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