Journal of Mathematical Inequalities · Volume 16, Issue 3 Alternative proofs of Shafer's inequality for inverse hyperbolic tangent 16-61 Pages 909-913 DOI 10.7153/jmi-2022-16-61 Downloads Short PDF Full PDF PNG Authors Yogesh J. Bagul Ramkrishna M. Dhaigude Keywords Shafer's inequality inverse hyperbolic tangent increasing-decreasing function Subject classes 26A09 26D05 26D15