• 四角链 - 引用次数：6

  A polyomino chain is a kind of polyomino systems, in which inner surfaces are regular squares of unit edge length and each vertex belongs to three squares at most.

  四角链是一个四角系统，满足每个内部面是一个单位正方形且每个顶点至多属于三个正方形。

  参考来源 - 四角链与六角链关于最大特征根的极值问题

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