Matroid theory is an important part of combinatorial mathematics and discrete mathematics.
拟阵是组合数学和离散数学的重要组成部分。
According to UPS, the number to describe the complete set of possibilities in the scenario outlined above, as calculated using combinatorial mathematics, would have 199 digits.
UPS利用组合数学的算法得出，以上所述的情景中所有可能的线路的总数，是一个199位的数字。
The purpose of this paper is to investigate some laws and techniques in working on mathematics contest problems by analyzing some cases of combinatorial mathematics which have been generalized.
它在我国中小学数学教育中普遍化和规模化的存在，主要是受到多种内在因素，如数学竞赛的教育观念、教育传统和文化心理，以及思维方式等的钳制。
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