timvermeulen
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 Nov5 revised Inequality proof by induction, what to do next in the step corrected spelling Nov20 revised Prove that $\sum_{1 \le t \le n, \ (t, n) = 1} t = \dfrac {n\phi(n)}{2}$ Removed \displaystyle in the title. Jul19 revised How to prove that $\frac{\sin \pi x}{\pi x}=\prod_{n=1}^{\infty}(1-\frac{x^2}{n^2})$ improved grammar and formatting Jul6 revised How to find the minimum value of this expression? improved formatting Jun22 revised Five people arrange themselves in five consecutive seats. edited tags Jun16 revised choosing $5$ non consecutive books from a shelve of $12$ improved proof Jun13 revised Proving there are no integer solutions for $3x^2=9+y^3$ expanded proof Jun13 revised Proving there are no integer solutions for $3x^2=9+y^3$ added question Jun13 revised Inverse Trigonometry doubt. improved formatting May31 revised Counting squares of maximum size in a rectangle improved formatting May30 revised Simplifying $a(a-2) = b(b+2)$ clarified May29 revised Power tower inequality added link to wikipedia page about power towers May25 revised How is “n+n/2+n/4…1” equal to “2n-1” using the formula for geometric series? improved formatting May25 revised How is “n+n/2+n/4…1” equal to “2n-1” using the formula for geometric series? improved formatting Jan9 revised Is the term true? $\frac{\theta}{\theta - 1 } = \frac{1} {\theta-1} + 1$ improvedd formatting Nov6 revised How is each factor of an expression called? deleted 21 characters in body