iBerry

comprehensive treatment of the advanced methods of applied mathematics: series solutions of linear homogeneous ODE, WKB method, asymptotic expansion of integrals, boundary layer theory, small non-linear oscillations

online publication of MIT course materials free and open to the world: aeronautics & astronautics, anthropology, biology, brain & cognitive sciences, chemical engineering, chemistry, civil & environmental engineering, comparative media studies, earth, atmospheric, & planetary sciences, economics, electrical engineering & computer science, engineering systems division, health sciences & technology, materials, media arts & sciences, mathematics, mechanical engineering, nuclear science & engineering, ocean engineering, physics, political science, science, technology & society