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seen Aug 18 '13 at 15:36

In mathematics you don’t understand things. You just get used to them.

  • John von Neumann

A mathematician is a blind man in a dark room looking for a black cat which isn’t there!

  • Charles Darwin

We must know — we will know!

  • David Hilbert

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awarded  Curious
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awarded  Yearling
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awarded  Popular Question
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awarded  limits
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awarded  Popular Question
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awarded  homework
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awarded  Nice Question
Feb
18
comment Is my logic correct?
@AshishGaurav The factor always exists as I showed above
Feb
18
comment Is my logic correct?
@AshishGaurav user7530 answered that question perfectly. $R$ may not be infinitely times differentiable, so power series are out of the question.
Feb
18
comment Foundations of logic
I think you might be interested in this question I posted a while back math.stackexchange.com/questions/264913/…
Feb
18
answered Is my logic correct?
Feb
17
reviewed Approve suggested edit on Evaluating limits?
Feb
17
revised Proving Convergence using the definition of limits
added 136 characters in body
Feb
16
answered Proving Convergence using the definition of limits
Feb
16
revised Book on the Rigorous Foundations of Mathematics- Logic and Set Theory
edited body
Feb
7
awarded  Fanatic
Feb
6
reviewed Approve suggested edit on proof of Poisson formula by T. Tao
Feb
6
reviewed Approve suggested edit on I need assistance in integrating $ \frac{x \sin x}{1+(\cos x)^2}$