Invariance of Total Positivity of a Matrix under Entry-wise Perturbation and Completion Problems
Loading...
Date
Authors
Journal Title
Journal ISSN
Volume Title
Publisher
In: A Panorama of Mathematics: Pure and Applied, Contemporary Mathematics, vol. 658, Amer. Math. Soc.,
Abstract
A totally positive matrix is a matrix having all its minors positive. The largest amount by which the single entries of such a matrix can be perturbed without losing the property of total positivity is given. Also some completion problems for totally positive matrices are investigated.