Mathematics
Paolo Leonetti's user avatar
Paolo Leonetti's user avatar
Paolo Leonetti's user avatar
Paolo Leonetti
  • Member for 10 years, 11 months
  • Last seen more than a month ago
  • Italy
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All Questions Answers
Score Newest
answer
38
Understandable questions which are hard for non-mathematicians but easy for mathematicians
Feb 28, 2018
question
30
A subadditive bijection on the positive reals
Jun 21, 2018
question
23
Is it possible to cover $\{1,2,...,100\}$ with $20$ geometric progressions?
Aug 5, 2015
question
21
Finding all integer solutions of $5^x+7^y=2^z$
Apr 1, 2013
question
21
For all $n$ there exists $x$ such that $\varphi(x)<\varphi(x+1)<\ldots<\varphi(x+n)$
Aug 15, 2015
answer
15
If $\lim_{n\to\infty} x_{n+1}-\frac12 x_n = 0$ then $x_n\to 0$
Aug 22, 2015
answer
15
Solve three equations with three unknowns
Jun 28, 2017
answer
14
Does the sequence $x_0=8$ , $x_{n+1}=4x_n+1$ contain a prime?
Mar 25, 2018
question
13
Zero joint subsums of integers
Jun 6, 2017
answer
12
Solving Equations Containing Floor Functions
Aug 16, 2015
Top network posts
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13
Gambler's ruin: The fair game is the longest
10
Does a monotone subadditive $f: \mathcal{P}(\bf N)\to [0,1]$ admit a finite partition with values in $(0,1)$?
10
Independent families on $\omega$ with an additional splitting property
8
A vertical line with many intersections with $n$ non-parallel lines
6
Subsets $X$ such that their Hausdorff outer measure is not finite

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