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Mathematics
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Alessandro Codenotti

Master student at the university of Bonn, Germany.
I got my bachelor degree from the university of Trento, Italy.

Interested in set theory, model theory, logic, descriptive set theory and related areas

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  • Member for 5 years, 2 months
  • 1,205 profile views
  • Last seen 14 mins ago

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Top posts (121) All Questions Answers | Votes Newest

62 What's your favorite proof accessible to a general audience? Jan 17 '15
25 can a number of the form $x^2 + 1 $ be a square number? Jan 15 '15
23 Connected topological space such that the removal of any of its points disconnects it into exactly $3$ connected components? Dec 21 '16
21 Are $\Bbb R^2\setminus \Bbb Q^2$ and $\Bbb R^2\setminus \Bbb Q^2\cup \{(0,0)\}$ homeomorphic? Mar 30 '17
20 Must every subset of $\mathbb R$ contain $2$ homeomorphic distinct open sets? Dec 27 '16
14 Number of possible combinations of x numbers that sum to y Oct 3 '15
12 On the sum of digits of $n^k$ Jan 13 '15
11 Is a simply connected subset of $\mathbb{R}^n$ necessarily measurable? Jan 16
10 Strength of $\sf ZF$+The weak topology on every Banach space is Hausdorff Jan 20 '18
9 Conditions on a topological space implying that it has a minimal basis Apr 28 '17
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