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Carlos Jiménez

From the book 2666 by Roberto Bolaño:

«Un oasis de horror en medio de un desierto de aburrimiento»

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  • Mexico City, CDMX, México
  • Member for 2 years, 5 months
  • 318 profile views
  • Last seen 2 hours ago

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Top Posts (106) All Questions Answers | Votes Newest

13 A continuous bijection between two complete metric spaces that is not a homeomorphism. Sep 11 '18
11 Mistake in Kolmogorov's Elements of the theory of functions and functional analysis? Dec 29 '17
11 Prove that $\int\limits_{-\infty}^{\infty} \frac{e^{-x}}{1+e^{-2\pi x}}\,dx=\frac1{2\sin\left(\frac{1}{2}\right)}$ May 28 '18
8 Show that if $x^2>y^2$ then $x>y$ for all positive real numbers Jan 11 '18
7 How many ultrafilters there are in an infinite space? Nov 15 '18
5 A closed set in metric space such that $A'$ is not empty and $(A')'$ is empty Oct 16 '17
5 Solve for $x$, when $x^2-2x=0$ Nov 2 '17
5 $2\log_2 3 .\log_3 2$ without using a calculator Nov 19 '17
4 Prove that $h(x,y)=xy$ is surjective Jan 23 '18
4 Prove that there exists a continuous function $f:E\to \Bbb{R}$ such that $f(x)=1$ if $x\in A$ and $f(x)=0$ if $x\in B.$ Aug 12 '18
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