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Mathematics
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Quimey
  • Member for 13 years, 7 months
  • Last seen more than a week ago
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About

Postdoc fellow at Universidad de Buenos Aires. Interested in homological algebra and computer science.

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Top posts
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45
Interesting "real life" applications of serious theorems
May 15, 2014
answer
17
Extension of linearly independent set to a basis in an infinite dimensional vector space
Dec 16, 2013
answer
11
Can open sets and closed sets of $\mathbb{R}^n$ be homeomorphic?
Jan 23, 2013
answer
10
Sum of digits in Fibonacci sequence
Feb 6, 2014
answer
9
Divisibility of the difference of powers
Jul 12, 2013
answer
8
If P=NP, then NP = coNP. Why is this so?
Jul 12, 2013
answer
7
Describe all ring homomorphisms from $\mathbb Z\times\mathbb Z$ to $\mathbb Z\times\mathbb Z$
Mar 5, 2014
question
7
Tiling a rectangle and tensor products
Jun 10, 2014
answer
7
Nonempty subset H of group G is subgroup iff $ab^{-1} \in H $ for any $a,b \in H$
Jan 31, 2013
answer
7
Proving that exists only one basis which is dual to a given basis
Jul 11, 2013
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43
Theorems with unexpected conclusions
6
Check integer is bit rotation of another integer