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 Mar13 suggested approved edit on How to prove that $\lim\limits_{x\to0}\frac{\sin x}x=1$? Jun12 suggested approved edit on Ice Cream Combinatorics Jun7 suggested rejected edit on How to prove that $\lim\limits_{x\to0}\frac{\sin x}x=1$? Apr6 suggested approved edit on High school math definition of a variable: the first step from the concrete into the abstract… Mar30 suggested approved edit on What is the expression of $n$ that equals to $\sum_{i=1}^n \frac{1}{i^2}$? Dec18 suggested approved edit on Find function if known some limit Oct23 suggested approved edit on How do I prove $f (n) = \omega(2^n)$ if $f(n) = n!$? Sep6 suggested approved edit on Help with easy proof Sep4 suggested approved edit on Project Euler, Problem #25 Aug29 suggested approved edit on Conjectures that have been disproved with extremely large counterexamples? Jul14 suggested approved edit on $\sqrt[x]{y} = y^{1 / x}$? Need help with algebra of exponentiation Jun14 suggested rejected edit on Compute $\lim\limits_{n \to \infty }\sin \sin \dots\sin n$ Jun13 suggested rejected edit on All functions $\frac{1}{f\left(y^2f(x)\right)} = \big(f(x)\big)^2\left(\frac{1}{f\left(x^2-y^2\right)} + \frac{2x^2}{f(y)}\right)$ May20 suggested approved edit on Showing uniform continuity Apr4 suggested approved edit on wave equation and superposition Mar23 suggested approved edit on factorization of a^n+1? Mar20 suggested approved edit on Prove inequality: When $n > 2$, $n! < {\left(\frac{n+2}{\sqrt{6}}\right)}^n$ Mar20 suggested approved edit on Salt concentration as a function of time Mar19 suggested approved edit on Create Fisheye from image