Mathematical Inequalities & Applications · Volume 24, Issue 1 Characterization of approximately monotone and approximately Hölder functions 24-18 Pages 247-264 DOI 10.7153/mia-2021-24-18 Downloads Short PDF Full PDF PNG Authors Angshuman R. Goswami Zsolt Páles Keywords Φ-monotone function Φ-Hölder function Φ-monotone envelope Φ-Hölder envelope Ostrowski-type inequality Hermite-Hadamard-type inequality Subject classes 26A48 26A12 26A16 26A45 39B72 39C05