印度國家數學日 的 Nerdle 謎題

India's National Mathematics Day marks the birthday of Srinivasa Ramanujan (1887–1920), the largely self-taught genius whose notebooks of identities, partitions, and infinite series still feed research a century on. India declared the day in 2012, on his 125th birth anniversary — a fitting date for an equation-a-day puzzle.下方列出檔案庫的每一年，各自連往該日期的謎題。