Volume 13, Issue 4 M. Bendaoud A. Benyouness M. Sarih A note on preservers of pseudo spectrum of matrix products 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 M. Bendaoud A. Benyouness M. Sarih Find more articles with the same keywords operator pseudo spectrum pseudo spectral radius nonlinear preservers Find more articles with the same subject classes 47B49 47A10 47A25