# Solitary wave (KdV equation)

- Two solitary wave of KdV(Korteveg de Vries) equation.
- The horizontal boundary condition is cyclic.
- As the wave amplitude is larger, the phase velocity of wave is faster.
- Source code.

### References

- Witham, G. B., 1974 : Linear and nonlinear waves, John Wiley & Sons, 636pp.