Feedback refers to a core concept in circuit design and control theory, used to stabilize amplifiers and control system ...

Harvard's free programming classes teach you how to think, debug, and adapt in an AI-driven world where knowing code matters more than ever.

I have moved all the original BASIC source code into a folder for each project in the original book (first volume). Note that Lyle Kopnicky has generously normalized all the code (thanks Lyle!) to run ...