7K7K小游戏

离散计算

http://www.csun.edu/~ctoth/Handbook/HDCG3.html

H-Representation of a convex hull.

about inequality_generator()   function:

https://doc.sagemath.org/html/en/reference/discrete_geometry/sage/geometry/polyhedron/base.html#sage.geometry.polyhedron.base.Polyhedron_base.inequality_generator

 

Duolingo

https://www.duolingo.com/learn

 

MIT OPEN COURS EWARE

https://ocw.mit.edu/