第十章.极小曲面 1.极小图 Animation showing the deformation of a helicoid into a catenoid. Animation of Scherk's first and second surface transforming into each other: they are members of the same associate family of minimal surfaces. 1.1.极小图的等温坐标 1.2.Bernstein
原文:Computer Scientist Tells Mathematicians How To Write Proofs 对比一下下面两个证明哪个更好? 版本一: "A square and 10 roots are equal to 39 units. The question therefore in this type of equation is about as follows: what is the square which combined with ten of its r