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Mathematics
LDPEWIUe's user avatar
LDPEWIUe's user avatar
LDPEWIUe's user avatar
LDPEWIUe
  • Member for 10 months
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Posts
33
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33
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33
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33
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question
4
Prove that there are $2020$ consecutive numbers such that the number of divisors of each number is a multiple of $1399$?
May 12
question
3
Find all functions $f:\mathbb{R}\to\mathbb{R}$ such that $f$ is bounded above and $f(xf(y))+yf(x)=xf(y)+f(xy)$
yesterday
question
0
prove $\sum\limits_{cyc}\frac{a+b}{(a+b+1)^2}\geq\frac{2}{a+b+c}$ (for $a,b,c>0$ and $abc=1$)
Apr 25