Mathematics
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doraemonpaul
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All Questions Answers
Score Newest
answer
48
Finding the Derivative of |x| using the Limit Definition
Oct 10, 2012
answer
20
Particular solution to a Riccati equation $y' = 1 + 2y + xy^2$
Nov 25, 2012
answer
13
Solving 4th-order PDE
Sep 7, 2012
question
8
About the great result of $\int\underbrace{x^{x^{\cdot^{\cdot^x}}}}_m~dx$
Apr 6, 2014
answer
8
Solve in terms of the Gamma function
Nov 4, 2012
question
8
$\mathcal{B}^{-1}_{s\to x}\{e^{as^2+bs}\}$ and $\mathcal{L}^{-1}_{s\to x}\{e^{as^2+bs}\}$ , where $a\neq0$
Jul 11, 2012
question
8
How to find the general solution of $xy''-(2x+1)y'+x^2y=0$ when we know the general solution of $y''+2y'+xy=0$?
Nov 28, 2012
answer
8
Stochastic Heat Equation
Jul 5, 2012
answer
8
Integral $S_\ell(r) = \int_0^{\pi}\int_{\phi}^{\pi}\frac{(1+ r \cos \psi)^{\ell+1}}{(1+ r \cos \phi)^\ell} \rm d\psi \ \rm d\phi $
Nov 27, 2013
answer
7
How to find the general solution of $(1+x^2)y''+2xy'-2y=0$. How to express by means of elementary functions?
Dec 11, 2012
Top Meta posts
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Is it appropriate to cite a source that contains Chinese?
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Do the tags being merged can be dis-merged?
3
About the plurality of tag names
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about the questions tagged [difference-equations] or [recurrence-relations]
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Are teaching about finding the missing member(s) of the sequences really appropriate?
6
Students use WolframAlpha. Can we change calculus instruction to exploit it while discouraging 'cheating'?

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