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"You have enemies? Good. That means you've stood up for something, sometime in your life" - Winston Churchill


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23
awarded  Nice Answer
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awarded  Yearling
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6
awarded  Necromancer
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21
awarded  Custodian
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awarded  Good Answer
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May
28
comment Teenager solves Newton dynamics problem - where is the paper?
Wiki says that his dad taught him Calculus at the age of 6 (Really??) - That probably beats all the records.
May
23
comment How to find values of constants in the definition of a function given that function's stationary points?
Are you sure those stationary points are correct?
May
23
answered How come the probability here is not $1/({_{13}C_3})$?
May
23
answered Summation of Infinite Series $\sum_{n=1}^{\infty} \frac{1}{n 2^{2n+1}}$
May
23
comment Summation of Infinite Series $\sum_{n=1}^{\infty} \frac{1}{n 2^{2n+1}}$
Did you try $\sum_{n=1}^{\infty} \frac{y^n}{n} = -\ln \left(1-y\right)$
May
23
revised Understanding the definition of Cauchy sequence
added 166 characters in body
May
23
answered Understanding the definition of Cauchy sequence
May
19
comment Help Understanding Solution? (Putnam and Beyond)
Doesn't this book also provide solutions. (Solution to your question on page 367)
May
19
comment Mid-step in solving a pde
@morphism it was a silly error, I corrected it.
May
19
revised Mid-step in solving a pde
deleted 1 characters in body
May
18
comment Approximation for $\pi$
What are you expecting, validation of this approximation and some sort of variation of this approximation?
May
18
comment Approximation for $\pi$
Another interesting discussion (related) here math.stackexchange.com/questions/108510/…