📅 4 November 1929
The Indian mental calculator became internationally famous for rapidly performing difficult arithmetic without electronic aids.
📅 4 November 1929
Her demonstrations made large-number operations visible and exciting to mass audiences across many countries.
📅 4 November 1929
She built authority outside a conventional academic research path, raising questions about mental skill, education and mathematical culture.
📅 4 November 1929
Her books included puzzles, popular mathematics and an early Indian study arguing for understanding rather than criminalizing homosexuality.
