Volume 11, Issue 3 Muneo Chō Eungil Ko Ji Eun Lee (∞,C)-isometric 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 Muneo Chō Eungil Ko Ji Eun Lee Find more articles with the same keywords (∞,C)-isometric operator m-isometric operator quasinilpotent operator Find more articles with the same subject classes 47A11 47B25