Volume 17, Issue 1 Hamid Rezaei On the super-stability of trigonometric Hilbert-valued functional equations 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 Hamid Rezaei Find more articles with the same keywords trigonometric functions stability super-stability Hilbert-valued function Find more articles with the same subject classes 39B72 39B82 46E40