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Mathematics
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William Elliot
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Apparently, this user prefers to keep an air of mystery about them.

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  • Member for 2 years, 1 month
  • 1,908 profile views
  • Last seen 53 mins ago

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Top Posts (876) All Questions Answers | Votes Newest

16 Is the empty function differentiable? Oct 25 '18
15 Are spaces shaped like the digits 0, 8 and 9 homeomorphic topological spaces? Jan 3
11 Path connected space that is not locally connected May 5 '17
9 Prob. 4, Sec. 27, in Munkres' TOPOLOGY, 2nd ed: Any connected metric space having more than one point is uncountable Oct 3 '18
7 Can $\sqrt{n} + \sqrt{m}$ be rational if neither $n,m$ are perfect squares? Aug 12 '18
6 Is the set $\left\{x \in Q\colon x^2 \le 2\right\}$ open or closed? Jun 18 '17
6 Is the set of paths between any two points moving only in units on the plane countable or uncountable? Mar 5
5 How can one use the “other” axioms of a Topology? Apr 15 '17
4 Is this proof of the archimedean property valid? Sep 17 '17
4 If $A$ countable then $\Bbb{R}^2\setminus A$ is path connected Dec 9 '17
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