identity equation meaning in English

恒等方程式计量经济
计量经济或经济统计中的恒等方程式

This axiom set consists of fifteen equations , and it is easier to prove and deduce the identity equations of the mpm system . then , this paper introduces the concept of truth degrees of propositions based on the probability space in mpm logic system and discusses some properties . it is proved that general reference rules with truth degrees are hold in mpm logic system
随后,本文在概率空间的基础上,将命题真度的概念引入mpm中介命题逻辑系统中,并讨论其上的一些性质,证明一般真度mp规则和hs规则在mpm中介命题逻辑系统中是成立的。