Volume 3, Issue 3 Dmitry S. Kaliuzhnyi-Verbovetskyi Ilya M. Spitkovsky Hugo J. Woerdeman Matrices with normal defect 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 Dmitry S. Kaliuzhnyi-Verbovetskyi Ilya M. Spitkovsky Hugo J. Woerdeman Find more articles with the same keywords normal defect minimal normal completions complex symmetric operators and matrices unitary and symmetric extensions commuting completions separability problem Find more articles with the same subject classes 15A57 47A20 47B15 81P68