Volume 7, Issue 4 Cheng-Chun Chang Hwa-Long Gau Ya-Shu Wang Szu-Chieh Wu Ya-Ting Yeh Matrices with defect index one 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 Cheng-Chun Chang Hwa-Long Gau Ya-Shu Wang Szu-Chieh Wu Ya-Ting Yeh Find more articles with the same keywords polar decomposition defect index numerical range 𝒮n-matrix 𝒮n-1-matrix Find more articles with the same subject classes 47A12 15A60