9:08Lecture # 6 A set is open iff its complement is close.Proof Urdu HindiN FACTORIAL448 views·1 year ago
3:41Lecture # 13 If gcd (a,b) = d then gcd (ad,bd) = 1 proved in urdu hindiN FACTORIAL173 views·1 year ago
10:32Lecture #12 What is GCD How to calculate gcd with various examples.N FACTORIAL109 views·1 year ago
20:39Lecture# 11 What is Divisibility . Some basic properties of divisibility proved.N FACTORIAL66 views·1 year ago
5:28Lecture # 10 Cube of any integer is either of the form 9k,9k+1 or 9k+8.N FACTORIAL358 views·1 year ago
5:48Lecture # 9 Square of an integer is either of the form 3k , 3k+1 .N FACTORIAL263 views·1 year ago
21:59Lecture # 08 Division Algorithm proof in Urdu Hindi (Easy explanation )N FACTORIAL143 views·1 year ago