Top Network Posts
- 39How to treat differentials and infinitesimals?
- 36Prove that $\sqrt 2 + \sqrt 3$ is irrational
- 28Why can't you flatten a sphere?
- 23How do grandfather clocks keep going?
- 20What makes $5$ and $6$ so special that taking powers doesn't change the last digit?
- 14$n^5-n$ is divisible by $10$?
- 12Why does one counterexample disprove a conjecture?
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