1) Kruppas theorem
库鲁巴定理
1.
Based on the analysis of Kruppas theorem and geometric methods sufficient and necessary conditions that figure Φ is a central projection of the space affine coordinate system are put forward in this paper.
本文通过对库鲁巴定理的分析，采用几何方法得出了图形Φ为空间给定仿射坐标系中心投影的充要条件。
2) theorem ЛУЗ?
鲁津定理
3) Rouche's theorem
鲁歇定理
4) Guldin Theorem
克鲁金定理
5) P. Guldin theorem
古鲁金定理
补充资料：巴库呕吐