==Part 0. Introduction== Wed 01/25 intro, pictures, taxonomy, themes, goals, questions Mon 01/30 linear stability, S-H, types I,II,III, super and subcritical\\ Wed 02/01 numerical simulation methods ==Part I. Weakly nonlinear patterns== Mon 02/06 nonlinear saturation and mode reduction/slaving\\ Wed 02/08 amplitude eqns (1d) for type I instab (S-H) Mon 02/13 applications of amplitude eqns: long-wavelength and secondary instabilities, fronts/ramps\\ Wed 02/15 Mon 02/20 Kuramoto-Sivashinsky dynamics\\ Wed 02/22 ==Part II. Strongly nonlinear patterns== Mon 02/27 linear WKB theory (oscillators and waves)\\ Wed 02/29 weakly nonlinear WKB theory (dispersive waves) Mon 03/05 strongly nonlinear WKB theory: complex S-H eqn\\ Wed 03/07 phase-diffusion theory Spring Break: Mon 03/12--Fri 03/16 Mon 03/19 amplitude eqns for type II systems with long-wavelength neutral modes \\ Wed 03/21 mean-drift and goldstone modes ==Part III. Spatio-temporal patterns in shear flows== Mon 03/19 intro: pipe, plane couette, boundary-layer\\ Wed 03/21 symmetries, subcricitality, linear stability of laminar flow Mon 03/26 self-sustaining processes\\ Wed 03/28 far-from laminar equilibria & traveling waves Mon 04/02 periodic orbits\\ Wed 04/04 spatially localized solutions ==Part IV. Periodic orbit theory== Mon 04/09 motivation, outline\\ Wed 04/11 perron-frobenius Mon 04/16 cycle expansion\\ Wed 04/18 Mon 04/23\\ Wed 04/25 Mon 04/30 Homogenization of the K-S eqn\\ Wed 05/02 Mon 05/07