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Mathematics
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gvo
  • Member for 11 years, 4 months
  • Last seen more than 4 years ago
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2
How prove this $\int_{0}^{\infty}\sin{x}\sin{\sqrt{x}}\,dx=\frac{\sqrt{\pi}}{2}\sin{\left(\frac{3\pi-1}{4}\right)}$
May 21, 2013
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2
A problem on square matrices
May 22, 2013
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2
Prove that equation has exactly 2 solutions
May 22, 2013
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2
General solution of differential equation of order 3
May 22, 2013
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2
how find minimum value of this function ? $f=\prod_{i=1}^{20}b_i(x)$
May 29, 2013
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1
A simple probability reasing to predict rain fall
May 19, 2013
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1
Proving $f(x) := \sin(ax) - \sin(bx)$ has absolute value greater or equal to 1 for some $x>0$
May 26, 2013
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1
How find the closed $a_{n}$ form
Oct 30, 2013
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prove that $\sum_{n=0}^{\infty} {\frac{n^2 2^n}{n^2 + 1}x^n} $ does not converge uniformly in its' convergence radius
May 18, 2013
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How can I solve this Laws of Sines problem?
May 20, 2013
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80
How do I approach my boss about licensing concerns he has already dismissed once
26
Where should I do localization (server-side or client-side)?
23
I think an employer believes I am much more skilled than I actually am. Should I let them know in advance, before accepting the job offer?
10
Encoding::UndefinedConversionError
9
How to merge rows in a column into one cell in excel?