The Simplest Introductory Textbook on Topology

A concise yet comprehensive overview of the fundamental topics related to sets (or collections) with mathematical structure

Mathematics: From the Birth of Numbers

A book that took 10 years to complete, starting from the origins of mathematics, detailing how numbers came into being, the counting systems of ancient Rome and Babylon, gradually transitioning to mathematical axioms, proof and set theory, algebra and equations, geometry and trigonometry, and finally covering calculus, vectors, matrices, probability, fractals, and more—almost encompassing all foundational mathematics from secondary school through university.

The Best Self-Study Book for Advancing in Probability Theory

This book is not suitable for beginners. It requires a foundation in probability theory, calculus, and ideally some background in philosophy. It is frequently recommended by university probability instructors as a reference for their students.

A Collection of Mathematical Puzzles

A variety of mathematical puzzles including numbers, logic, matchstick puzzles, geometry, and more, each accompanied by detailed solutions.

The Most Geometrically Intuitive Textbook on Complex Analysis

A uniquely distinctive complex analysis textbook offering a fresh perspective on the subject, acclaimed as the most geometrically intuitive introduction to complex functions.