Welcome to the ultimate resource hub for 18.781 | Theory of Numbers! Our meticulously crafted study notes will guide you through the fascinating world of number theory, covering everything from divisibility and prime numbers to modular arithmetic and Diophantine equations. Our comprehensive study guides simplify complex topics, making them more approachable and ensuring you're well-prepared for exams. Additionally, the lecture notes break down course concepts into digestible segments, enhancing your understanding of the material. To reinforce your learning, the assignments included in the study notes provide hands-on practice that solidifies your grasp of the theories discussed. Plus, with our answer keys, you can easily verify your solutions and ensure you're on the right track. Dive into your studies with confidence!