Mathematics
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radekzak
  • Member for 2 years, 10 months
  • Last seen more than a month ago
  • Poland
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About

I am a graduate student at Cambridge University; I finished my bachelor at Jagiellonian University in Kraków, Poland, where I come from. I'm interested mainly in algebra and combinatorics.

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All Questions Answers
Score Newest
answer
8
Sequence of coprime integers
Jan 29, 2021
answer
7
Prove there are infinite many integer $n>0$ such that exactly two numbers among $n, n+1, n+2, n+3$ contain an even number of different prime divisors
Feb 26
question
6
Does existence of free submonoid implies free subgroup
Apr 19, 2021
question
6
Probability that a random element of a group has order $2$ [closed]
Oct 3, 2022
question
6
Family of finite groups "universal with respect to epimorphisms"
Nov 24, 2022
answer
6
Divisors of n! including 1 which sum to n!
Feb 3, 2021
answer
5
How do you prove that only two 4-regular graphs on 7 vertices exist? (Up to isomorphism)
Feb 2, 2021
answer
4
Existence of special planar graphs
Feb 3
answer
4
Sum of square roots inequality
Jan 29, 2021
answer
4
Prove that $x^8+x^7+x^6-5x^5-5x^4-5x^3+7x^2+7x+6=0$ has no solutions over $\mathbb{R}$
Jan 31, 2021

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