Core algebraic techniques, structural thinking, and number-theoretic intuition developed slowly and rigorously.
A continuation focusing on deeper number-theoretic and algebraic themes, designed to strengthen reasoning at the same level of rigor.
Combinatorial thinking from first principles, with emphasis on clarity, structure, and clean reasoning.
Reading Room
Notes for students who want to build durable problem-solving instincts, not just collect tricks.
Grade 8, or Class 8, is the bridge between school arithmetic and serious mathematical thinking. This essay explains what students should study to build real fluency, reasoning, proof, and problem-solving maturity.
A guide to the Indian Mathematical Olympiad pathway, from IOQM to the International Mathematical Olympiad, with attention to the official stages, the habits required at each level, and the deeper intellectual transformation behind the journey.
Competitive mathematics is not merely about medals, rankings, or admissions. At its best, it trains something far more lasting: the ability to think clearly, struggle honestly, and remain calm in the presence of difficult ideas.
3 is prime™ is an independent education project devoted to clarity of thought, mathematical depth, and long-term intellectual growth.
We work with students who want more than quick techniques or short-term results—students who care about understanding why methods work, how ideas connect, and what remains invariant across problems. Our courses emphasize structure, reasoning, and first principles, cultivating habits of thought that transfer naturally to unfamiliar and challenging situations.
Like prime numbers, the ideas we value are indivisible and foundational. They do not promise immediate speed, but they reward persistence, sharpening intuition and problem-solving ability over time.
For thoughtful correspondence, feedback, or collaboration.