例句與造句

1. In 2007 he proved the Differentiable Sphere Theorem ( joint with Richard Schoen ).
2. It is the primary tool used in Grigori Perelman's solution of the Poincar?conjecture, as well as in the proof of the differentiable sphere theorem by Simon Brendle and Richard Schoen.
3. It's difficult to find differentiable sphere theorem in a sentence. 用differentiable sphere theorem造句挺難的