#
nLab
M-matrix

## Definition

An $M$-matrix is a real matrix with non-positive off-diagonal entries and positive principal minors.

## Literature

Treatment of Coxeter groups of finite rank via M-matrices

- Robert B. Howlett,
*Coxeter groups and M-matrices*, Bull. London Math. Soc. **14**:2 (1982) 137-141 doi

A generalization of M-matrices in the setting of proper cones

- Ronald J. Stem, Michael Tsatsomeros,
*Extended M-matrices and subtangentiality*, pdf

Created on October 6, 2023 at 08:10:04.
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