P. G. N. Unnithan was born in 1898.
P. G. N. Unnithan died in 1965.
U-N-A-P-P-E-A-L-I-N-G.
P. G. Cristea was born in 1909.
P. G. Viswambharan was born in 1947.
G. P. Wells was born in 1901.
G. P. Rajarathnam was born in 1909.
P. G. Owston was born in 1921.
P. G. Downes was born in 1909.
P(geom,i,g,n) = [((1+g)/(1+i))^n-1]/(g-i)
P. N. Dhar was born in 1918.
N. P. Mohammed was born in 1929.
P. N. Furbank was born in 1920.