Wednesday 24 August 2016

MO Polymath question: Summary of Proposals


https://polymathprojects.org/
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Sunday 21 August 2016

Hat's off

PV Sindhu, Olympic silver medallist, arrives in Hyderabad; grand welcome in open-top bus soon. Tap for live updates. Shared via NDTV News App (Android - ndtv.com/android | iPhone - ndtv.com/iPhone )
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RMO INMO 2016-2017


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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...