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Oct
27
comment generalization of geometric series $ \sum_{k=0}^\infty x^{p(k)} $
It's impossible to find for arbitrary polynomial, but for some particular it's possible to find a closed forms. Probably in some elliptic theta functions.
Oct
26
revised Find the value of x
improved math formatting
Oct
26
suggested approved edit on Find the value of x
Oct
26
revised Probability of $X = Y$ for a bivariate pdf
improved formatting
Oct
26
suggested approved edit on Probability of $X = Y$ for a bivariate pdf
Oct
20
revised Show that $-1$ is a square $\mod n$, if $n\equiv 1\mod 4$?
improved math
Oct
20
suggested approved edit on Show that $-1$ is a square $\mod n$, if $n\equiv 1\mod 4$?
Oct
20
revised How to solve $100x^{99} + \cos x = 0$?
improved math
Oct
20
revised How to solve $100x^{99} + \cos x = 0$?
improved math
Oct
20
revised Integral involving radicals
improved math
Oct
20
suggested approved edit on How to solve $100x^{99} + \cos x = 0$?
Oct
20
suggested approved edit on How to solve $100x^{99} + \cos x = 0$?
Oct
20
suggested approved edit on Integral involving radicals
Oct
19
revised Does $1.0000000000\cdots 1$ with an infinite number of $0$ in it exist?
improved formatting
Oct
19
suggested approved edit on Does $1.0000000000\cdots 1$ with an infinite number of $0$ in it exist?
Oct
19
suggested rejected edit on The limit as $x$ goes to infinity of $x-x\cos(4/x).$
Oct
16
revised Integrate $\csc(x)^3dx $
fixed math
Oct
16
suggested approved edit on Integrate $\csc(x)^3dx $
Sep
30
awarded  Explainer
Sep
14
revised How do I simplify this expression $\exp(xy)-1=\ln\left((x^2+y^2)^{1/2}\right)$
improved math