logical variable

The mathematical model and the modelling of the logical variable method

谈数学模型及数学建模的逻辑变量方法

The mathematical model of truss structural optimization containing logical variable is presented in this paper . This model contains a logical variable-truss types , structural design of optimization is divided into two steps .

提出了含有逻辑变量的桁架结构优化的数学模型，该模型包含有桁架类型这一逻辑变量，把结构优化分成两步来求解。

This paper introduces the design method of fuzzy logical variable structure controller which has excellent characteristics and omits the mathematical descriptions .

本文介绍了根据变结构系统概念的一种模糊逻辑控制器，它省去了对系统进行精确数学描述的要求而保留了变结构系统的优良品质。

Simplification of logical function by entering variable in Karnaugh Map

应用引入变量卡诺图化简逻辑函数

In empirical research of psychology , the basic logical starting point is variable , and the nature of research is the relationship between variables .

心理学实证研究的逻辑起点是变量，本质是研究变量之间的相互关系；

A theorem has been put forward and proved , which reveals the general and practical significance of converting high variable logical function into low variable logical function and of using small Karnaugh map for simplification .

提出并证明了一个定理，该定理揭示了将高变量逻辑函数转化为低变量逻辑函数并用小卡诺图来化简的一般意义和实用意义。