Operators and Matrices · Volume 1, Issue 4 Approximate permutability of traces on semigroups of matrices 01-27 Pages 455-467 DOI 10.7153/oam-01-27 Downloads Short PDF Full PDF PNG Authors Janez Bernik Roman Drnovšek Tomaž Košir Leo Livshits Mitja Mastnak Matjaž Omladič Heydar Radjavi Keywords Groups and semigroups of matrices approximate permutability of trace reducibility triangularizability pretriangularizing condition Subject classes 15A30 20M20 15A42 22C05 47D03