我之所以没有把这些放在一起，是因为接下来你们将会得到，两个竖着的表达式，这个是绝对值，而这个是行列式。

OK, so I didn't put it all together because then you would have two sets of vertical bars. See, this is a vertical bar for absolute value. This is vertical bar for determinant.

youdao

对于具有重要意义的终周期揉序列对，给出了决定其拓扑熵的揉行列式的解析表达式。

For the eventually periodic kneading pair of significance, the analytic expression of the kneading determinant for determining its topological entropy is presented.

youdao