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TheoYou

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50 reputation
3
bio website
location Shanghai, China
age 18
visits member for 1 year, 1 month
seen Feb 1 at 10:56
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CS student.
50 reputation
 bio website visits member for 1 year, 1 month
3 badges
 location Shanghai, China seen Feb 1 at 10:56
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3 Questions

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3
 Definition of $\pi$, $\lim_{n \to \infty}{n \sin(180^o/n)}$
2
 A Dedekind infinite set has a countably proper subset
1
 Please prove: $ \lim_{n\to \infty}\sqrt[n]{\frac{1}{n!}} = 0 $ [duplicate]

50 Reputation

+20 Please prove: $ \lim_{n\to \infty}\sqrt[n]{\frac{1}{n!}} = 0 $
+15 Definition of $\pi$, $\lim_{n \to \infty}{n \sin(180^o/n)}$
+10 A Dedekind infinite set has a countably proper subset

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limit × 2
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calculus
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homework
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pi
0
sequences-and-series
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set-theory

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