It was also used by other mathematicians to make various forms of progress on the four color problem.
也有人用其他数学家，使各种形式的进展，就四个颜色的问题。
This paper mainly discusses the problem of how to establish four - color mathematical model of Flexography.
本文主要研究了柔性版印刷四色呈色数学模型的建立问题。
This paper mainly discusses the problem of how to establish four-color mathematical model of Flexography.
本文主要研究了柔性版印刷四色呈色数学模型的建立问题。
This article discussed the origin of the colour problem and its true answer and argue the theorem of four color to set.
论述四色的由来及确切答案，并且证明了四色定理的成立。
This article discussed the origin of the colour problem and its true answer and argue the theorem of four color to set.
论述四色的由来及确切答案，并且证明了四色定理的成立。
应用推荐