Used to solve partial differential equation.

TODO understand, give intuition, justification of bounds and JavaScript demo.

- Numerical methods to solve partial differential equation | 20, 77, 3
- Boundary condition | 0, 516, 13
- Differential equation | 0, 2k, 47
- Calculus | 11, 5k, 106
- Mathematics | 17, 10k, 260
- Ciro Santilli's Homepage | 238, 154k, 2k