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Mathematics
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Masacroso

Amateur mathematician who likes to learn math or philosophy in his free time.

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  • Member for 4 years, 2 months
  • 2,908 profile views
  • Last seen 5 hours ago

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Posts 92
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Top Posts (844) All Questions Answers | Votes Newest

29 Correct set notation for “all integers which are not multiples of 7”? Mar 2 '16
26 What do people mean with “canonical”? Feb 19 '17
13 Is it possible to define metric spaces from pure topological concepts without the need to define a distance function? Nov 7 '16
13 How can I evaluate $\sum_{n=0}^\infty(n+1)x^n$? Mar 5 '17
13 Integral that evaluates to 42 Jun 1 '17
12 Show that $\int_0^1 \left(\left\lfloor\frac{\alpha}{x}\right\rfloor-\alpha\left\lfloor\frac{1}{x}\right\rfloor\right)\mathrm dx=\alpha \ln\alpha$ Jul 4 '16
11 If I roll three dice at the same time, how many ways the sides can sum up to $13$? Oct 27 '14
11 Partial sums of falling factorials May 30 '15
11 Compute a division with integer and fractional part Jan 16
10 Showing that $\sum_{k=N+1}^\infty \frac {1}{k!} < \frac {1}{N!}$ May 13 '17
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