College students who have a firm calculus background can use this site to learn about differential equations. Six main sections explain low and high order differential equations, the Laplace transformation, Fourier series, and much more. Clear, concise descriptions of various topics are presented with equation formulations and the occasional graph or animation. Several example problems with...
This site's author created this unique wavelet tutorial to help people with no prior knowledge of wavelet theory. In contrast with many other resources on the topic, which are more advanced in nature, this site starts with a firm overview of the basics and then gradually moves on to subsequent topics of time and frequency domain analysis. The relationship of wavelets to a similar concept, the...