- osculating hyperplane
- мат.соприкасающиеся гиперплоскости
English-Russian scientific dictionary. 2008.
English-Russian scientific dictionary. 2008.
Lie sphere geometry — is a geometrical theory of planar or spatial geometry in which the fundamental concept is the circle or sphere. It was introduced by Sophus Lie in the nineteenth century. [The definitive modern textbook on Lie sphere geometry is Harvnb|Cecil|1992 … Wikipedia