中国古代数学书中为了研究有没有�明过什么特殊的符号用来做深层次的计算、证明或定理表示? 知乎 Template




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tomski中国古代数学书中为了研究有没有�明过什么特殊的符号用来做深层次的计算、证明或定理表示? 知乎 coloring