math demos with sagecell 数学演示,以sagemath/sagecell驱动
| 0 Foundations of Mathematics | 1 Number Theory | 2 Discrete Mathematics | 3 Algebra |
| 4 Geometry | 5 Calculus and Analysis | 6 Applied Mathematics | 7 Probability and Statistics |
| 8 Topology | 9 History and Terminology | 10 Recreational Mathematics | 11 misc |
