Mathematics · Fall 2026, Winter 2027, Spring 2027, & Summer 2027

SDSU MATH 639 — Nonlinear Waves

3.00 units 1 enrollment option

Linear waves, dissipation, dispersion. Conservation laws. Water waves. KdV equation, solitary waves, cnoidal waves. Scattering and inverse scattering. Perturbation theory. Nonlinear Schroedinger equation, dark and bright solitons, vortex solutions. Variational techniques, modulational instability, stability.

Course requirements

Prerequisites: MATH 531 or MATH 537 with a grade of C (2.0) or better.

MATH 531 or MATH 537 with a grade of C (2.0) or better.

Fall 2026 enrollment options

Seat status can change

Class #	Format	Status	Seats	Time	Location	Professor	RateMyProfessors
12660 Discussion	In person	Open	12 / 39	Tue/Thu 11:00 AM–12:15 PM	GMCS 405	Ricardo Carretero	2.9/5 · 141 reviews Difficulty 4.2 · 45% take again

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