Learn Theoretical Computer Science

Welcome to csKnow, your guide to the fascinating world of theoretical computer science. On our site, you’ll find clear explanations of foundational computer science concepts like automata theory, computational complexity, cryptography, and quantum computing. We break down challenging ideas into easily digestible pieces so you can truly understand the mathematics and logic behind modern computing.Browse beginner-friendly introductions to seminal academic papers that formed the basis of computer science as we know it today. Learn about Turing’s groundbreaking work on computation, the Cook-Levin theorem that connects NP-completeness to SAT, early blockchain protocols, and much more. Dig deeper via our library of free online courses, textbooks, and video lectures from top universities. Build your own Turing machine, explore the stunning visualizations in our computational geometry primers, and get hands-on with interactive theorem provers. Whether you’re a student looking to supplement your studies, a software engineer keen to enrich your knowledge, or simply curious about this intriguing field, csKnow can help demystify key concepts in the foundations of computing.