几何学家。
像是一个醉心于几何学的人（像 Coxeter）， 想要渲染出他自己对几何的想象。
To make a contribution, fork this project and create a pull request.
Please read the STYLE-GUIDE.md before you change the code.
Remember to add yourself to AUTHORS. Your line belongs to you, you can write a little introduction to yourself but not too long.