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.
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. G. Viswambharan was born in 1947.
P. G. Cristea was born in 1909.
P(geom,i,g,n) = [((1+g)/(1+i))^n-1]/(g-i)
P. N. Haksar was born in 1913.
P. N. Furbank was born in 1920.
N. P. Mohammed was born in 1929.