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Jul
3
revised Integral of rational function with a squared term in the denominator
added 1 character in body; edited title
May
31
revised proof of $-\ln\left(2\sin\left(\frac x2\right)\right)=\sum_{k=1}^\infty \frac {\cos(kx)}{k}$?
edited title
May
25
revised Can Zorn's Lemma be 'inverted' like this:?
edited title
Apr
20
revised A trigonometric proof of an inequality
inequation is a concept that is not been invented yet at the early part of 21st century
Apr
19
revised Limit $\lim_{x→0} x^{x^x}$
edited title
Mar
20
revised Integral $\int_0^1\sqrt[2\,n\,]{\frac x{1-x}}\,\mathrm dx$
edited title
Mar
18
revised Calculus Proving
extreeme usage of $, trim the $ man!
Mar
17
revised Integral $\int \frac{x^2}{\sqrt[] {3-x^3} } \operatorname d \! x$
added 16 characters in body; edited title
Feb
28
revised Sum $\sum_{n=1}^{\infty}\frac{1}{(9n-1)(9n+1)}$
edited tags; edited title
Feb
26
revised Sum $\sum _{k=0}^{\infty } \frac{(-1)^k \psi (k+1)}{\left(k-\frac{3}{2}\right)^2}$
edited title
Feb
25
revised Series $\frac{1}{4}+\frac{1\cdot 3}{4\cdot 6}+\frac{1\cdot 3\cdot 5}{4\cdot 6\cdot 8}+\cdots$
deleted 3 characters in body; edited title
Feb
25
revised Integral $ \int_{0}^{\pi/2} \frac{\pi^{(x^{e})}\sin(x)\tan^{-1}(x)}{\sinh^{-1}\left({1+\cos(x)}\right)} dx$
edited title
Feb
19
revised Integral $\int \limits _0 ^\pi |\sin x + \cos x|\; dx$
deleted 34 characters in body; edited title
Feb
17
revised Integral $\int_0^\infty\sin{(x^4)} dx$
edited title
Feb
17
revised Prove $\lim_{n\to\infty}\sqrt{20+\sqrt{20+\sqrt{20+\dots+\sqrt{20}}}}=5$
edited title
Feb
15
revised Integral $\int x^7\cos x^4 dx$
edited title
Feb
13
revised Integral $\int\frac{dx}{x^5+1}$
edited title
Feb
13
revised Integral $ \int_{0}^\infty (\cos(4x))^{\sin(x)} \text{ dx} =\mbox{?}$
edited title
Feb
9
revised Integral $\int \ (2x+6)^5+\frac{10}{(3x-1)^2} \text{d}x$
added 3 characters in body; edited title
Feb
9
revised Sum $\sum_{n=2}^{\infty} \dfrac{n^4+3n^2+10n+10}{2^n(n^4+4)}$
edited title