Volume 8, Issue 1 Mohammad Adm Jürgen Garloff Invariance of total nonnegativity of a tridiagonal matrix under element-wise perturbation Downloads Abstract PDF Full article PDF DOI { copied = true; setTimeout(() => copied = false, 2000) })" :aria-label="copied ? 'DOI copied' : 'Copy DOI'" :title="copied ? 'Copied' : 'Copy DOI'" > Find all available articles from these authors Mohammad Adm Jürgen Garloff Find more articles with the same keywords totally nonnegative matrix tridiagonal matrix element-wise perturbation determinantal inequalities Find more articles with the same subject classes 15A48 15A57 15A42