In 1913, Ramanujan sent a letter to the renowned British mathematician at Cambridge University. The letter contained pages of wild, unexplained formulas. Hardy later remarked that these theorems "must be true, because, if they were not true, no one would have the imagination to invent them".
: Identifying a special class of numbers with more divisors than any smaller number. Man Who knew Infinity
Ramanujan’s life was tragically short; he died in 1920 at just 32 years old. Yet, his "Lost Notebook," rediscovered in 1976, continues to inspire today. His "mock theta functions" are now used by physicists to understand the behavior of and superstring theory —concepts Ramanujan could never have known existed. In 1913, Ramanujan sent a letter to the