Wednesday, 16 March 2016

Crank Out Infinite Geometric Designs With The Wooden Cycloid Drawing Machine


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Tuesday, 1 March 2016

Everything's better with science GOOGLE SCIENCE FAIR 2016


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Define f:R→R by \[f(x)= \begin{cases}(1-\cos x) \sin \left(\frac{1}{x}\right), & x \neq 0 \ 0, ...