摘要
证明了基于g-期望的关于二元函数的Jensen不等式成立当且仅当生成元g与y无关,g为正齐次的且为关于z的凸函数.
It is proved that Jensen's inequality of bivariate function for g-expectation comes into existence if and only if g is positive-homogenous and convex about z and does not depend on y.
出处
《山东理工大学学报(自然科学版)》
CAS
2008年第2期72-75,共4页
Journal of Shandong University of Technology:Natural Science Edition