Volume 17, Issue 4 Shu-Wen Ko Cheng-Kai Liu Commuting maps on strictly upper triangular matrix rings 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 Shu-Wen Ko Cheng-Kai Liu Find more articles with the same keywords commuting map functional identity strictly upper triangular matrix ring semiprime ring Find more articles with the same subject classes 15A78 15A27 16R60 16N60