In some schools of numerology, the number 12 is considered to be the representation of perfection and completion.

在一些数字命理学流派看来，数字12代表着完美和完整。

youdao

In chapter 2, we get some conclusions for the completion of the almost complete exceptional sequence of representation-finite type algebra and finite dimensional algebra using perpendicular category.

第二章借助垂直范畴得到了关于有限表示型遗传代数，任意有限维遗传代数上几乎完备例外序列补的一些结论。

youdao