convex and concave function的意思|示意

To gain sevrial decision method of convex (concave) function by the definition of convex(concave) function and Taylor formula.

利用凸（凹）函数的定义和泰勒公式给出了凸（凹）函数的几个判别法。

There are convex function and concave function, Which are of expansive application in many aspects, especially in inequality proof and error estimate.

凸(凹)函数有很多特性，这些性质可广泛应用于不等式的证明及误差估计等方面。

This paper discusses the relationship between quasi-concave and pseudo-convex in the generalized convex function in the Linear topological space and offers some conditions of equivalence.

讨论了线性拓扑空间上广义凸函数中的拟凸与伪凸之间的关系，并给出它们之间的一些等价条件。

A branch and bound methods is proposed for minimizing concave function over a convex.

本文介绍了求解凸集上凹函数最优解的一种分支定界方法。