They did this by computing a value called DNA divergence.

方法是计算DNA位点差异。

He computes the value of the jewels at not less than half a million sterling.

他估计这批珠宝的总值不下五十万英镑。

If you actually try computing the eigen values of a rotation like this, notice what happens.

如果你试着计算像这样旋转的特征值 注意会发生什么。