Tuesday 1 September 2015

The Fifth Axiom


http://www.numberphile.com/videos/fifth_axiom.html

Posted by mathematicalcircles on Tuesday, September 1, 2015
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PRIME KNOTS


http://www.numberphile.com/videos/knot2.html

Posted by mathematicalcircles on Tuesday, September 1, 2015
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Define \(f: \mathbb{R} \rightarrow \mathbb{R}\) by \[f(x)= \begin{cases}(1-\cos x) \sin \left(\frac{1}{x}\right), & x \neq 0 \\ 0, &a...