Essentials of Digital Signal Processing - Lathi, B. P. (California State University, Sacramento) a Green, Roger A. (North Dakota State University)

This textbook offers a fresh approach to digital signal processing (DSP), combining heuristic reasoning and physical appreciation with sound mathematical methods. It uses metaphors, analogies and creative explanations and exercises. There are 500 figures, over 170 fully worked examples, hundreds of end-of-chapter problems, and over 150 drill exercises with student solutions.