Volume 27, Issue 1 Imane Naainia E. H. Zerouali On the joint numerical radius of generalized spherical Aluthge transforms of operators 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 Imane Naainia E. H. Zerouali Find more articles with the same keywords polar decomposition generalized spherical Aluthge transform joint numerical radius joint operator norm Find more articles with the same subject classes 47A13 47A12 47A30 47A15