Volume 16, Issue 3 D. Aharonov U. Elias Improved inequalities for trigonometric functions via Dirichlet and Zeta functions 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 D. Aharonov U. Elias Find more articles with the same keywords trigonometric inequalities Becker-Stark inequality Redheffer inequality Dirichlet functions Find more articles with the same subject classes 26D05