來源《三體Ⅲ·死神永生》 Saddle Point v.s.Local Minima ·The Magician Diorena(魔法師狄奥倫娜) From 3 dimensional space,it is sealed. It is not in higher dimensions. Source of image:https://read01.com/mz2DBPE.html#.YECz22gzblU Saddle Point v.s. Local Minima • The Magician Diorena (魔法師狄奧倫娜) 來源《三體Ⅲ·死神永生》 Source of image: https://read01.com/mz2DBPE.html#.YECz22gzbIU From 3 dimensional space, it is sealed. It is not in higher dimensions