Showing papers by "Roger A. Horn published in 2020"
TL;DR: In this paper, a lower bound for the rank of the Hadamard product of positive semidefinite matrices has been shown to be singular in the presence of the Kruskal rank.
19 citations
TL;DR: It is shown that linear algebra is best done with block matrices, and numerous examples suitable for classroom presentation are presented.
Abstract: Linear algebra is best done with block matrices. As evidence in support of this thesis, we present numerous examples suitable for classroom presentation.
2 citations