RMO Solved Problems for ISI, CMI
Test of Mathematics at 10+2 level Objective Solution
ISI B Stat B Math Admission Test objective questions 2009 - 2016 Solution
Test of Mathematics at the 10+2 level (TOMATO) Solution
Test of Mathematics at 10+2 level Subjective Solution
ISI, CMI, Olympiads Study Material
Algorithm to multiply bigger numbers in Java
Some Theorems on Number Theory
Another proof of Goldbach Conjecture
Programs in Java to add and subtract big numbers
Theorems on Mersenne numbers of prime index (Part II)
Taxicab(5, 2, 2) doesn't exist (Another proof)