In the first part of this paper, we gave several different definition of convex functions and equivalentproposition.
本文首先归纳总结了凸函数的几个不同的定义,并说明其等价性。
2
In this article we apply formal matrices technique to get a equivalentproposition of Li Shanian identity, and hence give an elementary proof for Li Shanlan identity.
本文应用形式矩阵的计算技巧,得到李善兰恒等式的一个等价命题,进而给出李善兰恒等式的一个初等证明。
3
This research paper of proposition logic algebra in the said, on the basis of the solution of equations by polynomial, propositional formula for equivalent conversion and deductive reasoning.