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Sep
11
suggested rejected edit on Find $m_1 , m_2,m_3,m_4\in\mathbb{Q}$ s.t. $\forall a_k,b_k\in\mathbb Z,\,m_1(a_1^2+a_2^2)+m_2(a_3^2+a_4^2)\neq m_3(b_1^2+b_2^2)+m_4(b_3^2+b_4^2)$
Aug
21
suggested approved edit on How to solve this and what is this number called?
Aug
19
suggested approved edit on How can I bring $\sin(x)$ to the following form?
Jul
21
suggested approved edit on How to solve the equations system?
Mar
4
suggested rejected edit on Is the intersection empty?
Feb
26
suggested approved edit on Calculate the integral $\int_{\varGamma}\frac{3e^{z}}{1-e^{z}}dz$
Feb
23
suggested approved edit on Using quotient rule to differentiate
Feb
10
suggested approved edit on Evaluating $\int\frac{3x+1}{2x^2-2x+3}dx$
Feb
6
suggested approved edit on What is $\displaystyle\lim_{n \to \infty} \space n^2\int_{0}^{1/n} x^{x+1} dx$?
Jan
29
suggested approved edit on why the square root of x equals x to the one half power
Jan
25
suggested approved edit on Calculate the $\displaystyle\lim_{x\longrightarrow\infty} \left(\frac{x+\ln x}{x-\ln x}\right)^{\frac{x}{\ln x}}$.
Jan
25
suggested approved edit on Calculate the $\displaystyle\lim_{x\longrightarrow\infty} \left(\frac{x+\ln x}{x-\ln x}\right)^{\frac{x}{\ln x}}$.
Jan
20
suggested approved edit on proof of function being not continuous
Jan
3
suggested approved edit on Find the equation of the tangent and normal to the curve $y = x + \frac{1}{x}$ at $x = 1$.
Aug
31
suggested approved edit on Trigonometric Coincidence
Aug
25
suggested rejected edit on How hard is the proof of $\pi$ or e being transcendental?
Aug
14
suggested approved edit on An Interesting Question about Pythagorean Triples
Aug
4
suggested approved edit on Zeta-like function with offset