Bart Michels
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Member for 11 years, 2 months
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Last seen this week
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About
Some answers I am proud of:
- Proving the identity $\sum_{k=1}^n {k^3} = \big(\sum_{k=1}^n k\big)^2$ without induction (cool)
- Hat 'trick': Can one of them guess right? (surprising)
- Show that $\mathbb{R}^n$ cannot be written as a countable union of proper subspaces (funny)
Remember to Vote often.
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SynonymizerDec 9, 2017
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prime-numbersJan 16, 2017
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number-theorySep 2, 2015
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