As a method of information representation and transmission, a graphic is visual and intuitionistic, by contrast with a character.

图形作为一种信息表示和传递方式，具有文字所没有的形象直观的优点。

youdao

This article describes the useful graphic representation of variables and functions' Karnaugh map, inferred a concise method to show and simplify the logical functions with the Karnaugh map.

本文阐述了变量卡诺图和函数卡诺图的实用画法；推出了用卡诺图表示和化简逻辑函数的简捷方法。

youdao