8 long-form mathematics essays, written at the density of real CAT passages, each with CAT, XAT and GMAT-style questions and explanations. For real exam passages, practise the solved CAT RC PYQs; for a daily routine, see CAT RC practice.
The statistician Abraham Wald is credited with telling the military to armour the parts of its bombers that showed no bullet holes. The advice sounds backwards until a reader asks which planes were never seen.
Indian mathematicians were calculating with zero by the seventh century. Europe's bankers banned the numerals that carried it, and the word for it still holds the suspicion.
In 1990 a magazine columnist gave a correct answer to a game show puzzle and was buried in angry letters from people with doctorates. The mistake that followed reached the greatest mathematicians too.
A thought experiment in higher dimensions asks whether what looks like a miracle might simply be reality viewed from a geometry we cannot perceive.
Long before natural selection shaped life, the geometry of space had already determined which organisms could exist and which never could.
A reflective essay on teenage love, mathematical thinking, and why I instinctively translated people, emotions, and the world into algebra.
A poetic reflection on shunya showing how zero transforms absence into structure, shaping mathematics, thought, and the architecture of reality.
A Holi celebration becomes a living diagram of diffusion and turbulence, revealing how what appears chaotic, moves according to invisible structural laws.
