Volume 15, Issue 2 Edward Neuman On Wilker and Huygens type inequalities 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 Edward Neuman Find more articles with the same keywords inequalities trigonometric functions hyperbolic functions Wilker's inequality Huygen's inequality Find more articles with the same subject classes 26D05 33B10