oriented hyperplane造句

例句与造句

1. The space of contact elements is a ( 2 " n "  1 )-dimensional contact manifold " Z " 2 " n "  1 : in terms of the given choice of point spheres, these contact elements correspond to pairs consisting of a point in " n "-dimensional space ( which may be the point at infinity ) together with an oriented hyperplane passing through that point.
2. It's difficult to find oriented hyperplane in a sentence. 用oriented hyperplane造句挺难的