The Catalan numbers also count the number of ways in which ann-gon can be dissected into triangles by nonintersecting diagonals.
加泰隆数又是用不相交的对角线划分几边形成三角形的方式数。
It was later dissected into more than 200 sections and meticulously coded so it could be studied later.
后来它被解剖成超200个部分并仔细编码，以便日后研究。
It was later dissected into more than 200 sections and meticulously coded so it could be studied later.
后来它被解剖成超200个部分并仔细编码，以便日后研究。
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