On non-commutative rank and tensor rank

Derksen, H; Makam, V

Makam, V (reprint author), Univ Michigan, Dept Math, Ann Arbor, MI 48109 USA.

LINEAR & MULTILINEAR ALGEBRA, 2018; 66 (6): 1069

Abstract

We study the relationship between the commutative and the noncommutative rank of a linearmatrix. We give examples that show that the ratio of the two ......

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