Posted by mathematicalcircles on Wednesday, March 25, 2015
Wednesday, 25 March 2015
John F. Nash Jr. (left) and Louis Nirenberg (right) are named 2015 Abel Prize
Friday, 20 March 2015
Wednesday, 18 March 2015
Monday, 16 March 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, ...
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A moth starts at vertex A of a certain cube and is trying to get to vertex B, which is opposite A, in five or fewer “steps,” where a step ...
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The harmonic mean of two positive integers is 2006. Find the greatest possible value of their arithmetic mean.
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Find the number of ways \(66\) identical coins can be separated into three nonempty piles so that there are fewer coins in the first pile th...