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Mathematics
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JJacquelin
  • Member for 10 years, 8 months
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44
Why does "$x^2 - 5x + 6 = 0$", which is the same as "$(x-3)(x-2) = 0$", represent a parabola?
Feb 17, 2017
29
Why is $e^\pi - \pi$ so close to $20$?
Mar 24, 2014
26
Visually deceptive "proofs" which are mathematically wrong
Apr 7, 2014
22
Polygamma function series: $\sum_{k=1}^{\infty }\left(\Psi^{(1)}(k)\right)^2$
Jul 31, 2014
21
How do I prove that $3<\pi<4$?
Apr 5, 2014
16
Limit of $\lim_{x\rightarrow 1}\sqrt{x-\sqrt[3]{x-\sqrt[4]{x-\sqrt[5]{x-.....}}}}$
Dec 22, 2014
15
prove $\sum\limits_{n\geq 1} (-1)^{n+1}\frac{H_{\lfloor n/2\rfloor}}{n^3} = \zeta^2(2)/2-\frac{7}{4}\zeta(3)\log(2)$
Apr 26, 2014
13
A closed form for: $\int_{0}^{\infty} \frac{1}{(x-\log x)^2}dx$
Jun 30, 2019
12
Rigorous proof that $dx dy=r\ dr\ d\theta$
Feb 1, 2016
12
How can I solve the given equation?
Nov 4, 2019
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fitting exponential decay with no initial guessing
5
curve fitting exponential function python