I feel this blog as a reflection of my thoughts to myself , and sometimes as a public diary, and the last she is my best friend to share my thoughts who says never a "oh no! ,you shouldn't....That Disgusts...."
unveiled Charms of The queen , from my perspective
1. Condition for oscillatory ness of a solution of an ODE y''+a(x)y=0
3. the two brothers o and inf
4. The Big contributor "The Derivative"