設 →R為凸函數,則下列不等式成立 (1.1) 此為眾所周知的Hadamard的雙邊不等式。 本文建立一些不等式(1.1)的推廣。 The following double inequality f( ) f(x)dx (1.1) which holds for all convex functions →R is known in the literature as the Hadamard’s inequality. We establish some new generalizations of the inequality (1.1).