A Disappearing Number is an internationally acclaimed play about love, math, and how the past and future connect. In 1913, a clerk in rural India named Srinivasa Ramanujan sends a letter filled with astonishing mathematical theorems to famed mathematician G.H. Hardy. In the present, a math professor and a businessman fall in love. Told in a whirlwind of vignettes spanning history and time, A Disappearing Number is a love letter to numbers, blending the beauty of everyday relationships with the mysticism of the cosmos.