Top network posts

• 18 Is it impossible to perfectly fit a polynomial to a trigonometric function on a closed interval?
• 15 If $r\in\mathbb{Q}\setminus\mathbb{Z}$ is it possible that $r^{r^{r^r}}\in \mathbb{Q}$?
• 9 Given $f(z)$ can you find $g(z)$ such that $g(z+1) = f(z) + g(z)$
• 9 Find radius of convergence for a complicated series for $f'(f(x)) = f(f'(x))$
• 9 Proof of solutions to “24” operations game
• 8 Evaluate $\lim\limits_{n\rightarrow\infty} \mathrm{srt}_n\left({^{n+1}}2\right)$
• 7 $f(z) = z + f(z^2)$ outside the unit disk?
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