History of Hindu Mathematics: A Source Book v2.c17.s7.63

v2.c17.s7.63

(i) If i₁ + i₂ + i₃ + . . . . = I, c_r and t_r be known (for r = 1, 2, . . .), we have $i₁ = Ic₁t₁/(c₁t₁ + c₂t₂ + c₃t₃ + . . . .),$ with similar values for i₂, i₃, . . . .