TP perturbation of TN matrices and totally positive directions

DOI10.1016/J.LAA.2015.10.025zbMath1329.15065OpenAlexW2135983499MaRDI QIDQ898790

Charles R. Johnson, Yu Lin Zhang

Publication date: 18 December 2015

Published in: Linear Algebra and its Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.laa.2015.10.025

zbMATH Keywords

perturbationtotally positive matrixtotally nonnegative matrixTP-directionTP-path

Mathematics Subject Classification ID

Positive matrices and their generalizations; cones of matrices (15B48) Matrix completion problems (15A83)

Cites Work

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• On the boundary of totally positive upper triangular matrices
• Exact results for perturbation to total positivity and to total nonsingularity
• Total positivity: tests and parametrizations.

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