Shakuntala Devi: He was a famous mental calculator and writer. P.C. Mahalanobis: Known for his Mahalanobis distance Feldman–Mahalanobis model. Brahmagupta: Known for his Modern number system, ...

In a modest classroom in Devlali, far from elite universities and global research hubs, a quiet schoolteacher spent his days playing with numbers. He had no lab, no funding, and no formal recognition.

Kakde developed results that helped mathematicians understand these changes, including in cases where the systems do not ...

Every figure in this video, and 11 more, in one archive → The Lost Lineage: 22 Indian mathematicians from 800 BCE to 1530, each with the source, a diagram and the “Two Clocks” date table. PDF e-book, ...