metrically convex metric space
Metrically convex space
metrically convex subset
close-to-convex function
completely convex function
concave-convex function
conjugate convex function
convex function
凸函数
严凸函数
函数
凸包
变分原理
(h，φ)-广义凸
l凸函数
凸像函数
凸象函数
上凸函数
平方凸函数
convex function of many variables
d(K)-V-pseudo-convex function
differentiable strongly convex function
Fuzzy Random Variable-valued Convex Function
fuzzy value convex function and convex functional