Intervals of almost totally positive matrices
type: Item
instance of: scholarly article
title: Intervals of almost totally positive matrices
zbMATH Open document ID: 1019.15008
DOI: 10.1016/S0024-3795(01)00429-3
author: Jürgen Garloff
published in: Linear Algebra and its Applications
publication date: 2003-05-04T00:00:00Z
review text: The author shows that a stronger form of the total nonnegativity is preserved on matrix intervals with respect to the chequerboard partial ordering on the real nonsingular matrices. The analogous question for totally nonnegative matrices seems to remain open since 1996.
Mathematics Subject Classification ID: 15B48
Mathematics Subject Classification ID: 65G30
zbMATH DE Number: 1903561
zbMATH Keywords: totally nonnegative matrices
zbMATH Keywords: almost totally positive matrices
zbMATH Keywords: matrix intervals
zbMATH Keywords: interval arithmetic
zbMATH Keywords: chequerboard partial ordering
reviewed by: Jaroslav Zemánek
MaRDI profile type: Publication
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full work available at URL: s0024-3795(01)00429-3
OpenAlex ID: W2039682687
description: scientific article; zbMATH DE number 1903561