Volume 7, Issue 3 Jochen Denzler Opial's inequality for zero-area constraint 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 Jochen Denzler Find more articles with the same keywords Opial inequality sharp constants rearrangement Find more articles with the same subject classes 26D10 46E35 49J35