sure it is the great Sreenivasa Ramanujan from India.he lived a short period of 33 year.with in that period he derived many things.He was an incredible talent in pure mathematics. His concentration was on numeral science. He put forward some common rule for mathematics, which was a big issue for scientists for past centuries. His ideas like Riemann’s zeta Function, Mock-Theta function, Modular formulas and Elliptic functions later became the part of controlling system of Atomic Reactors. His discoveries with in his age of 33 was incredible, which scientists are still referring.his discoveries are using in different branches of science like computer science,Space science etc.