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Top network posts
- 61 Strategies to denest nested radicals $\sqrt{a+b\sqrt{c}}$
- 61 Why does $\tan^{-1}(1)+\tan^{-1}(2)+\tan^{-1}(3)=\pi$?
- 31 Are there any interesting surreal constants?
- 26 Seems that I just proved $2=4$.
- 25 Find all $n>1$ such that $\dfrac{2^n+1}{n^2}$ is an integer.
- 23 Show that $\sqrt[3]{2+\frac {10} 9\sqrt 3}+\sqrt[3]{2-\frac {10} 9\sqrt 3}=2$
- 19 Show that $d/dx (a^x) = a^x\ln a$.
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