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Mathematics
Andrew Dudzik's user avatar
Andrew Dudzik's user avatar
Andrew Dudzik's user avatar
Andrew Dudzik
  • Member for 12 years, 3 months
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  • London
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49
Let $f(x)=x^2+12x+30$. Solve $f(f(f(f(f(x)))))=0$
Jan 30, 2015
answer
39
Why can't you prove the law of the excluded middle in intuitionistic logic (for layman)?
Jul 23, 2015
answer
28
Ring of the integer $p$-adic numbers $\mathbb{Z}_p$
Oct 13, 2014
answer
26
Three variable, second-degree symmetric Diophantine equation
Feb 4, 2015
answer
25
$\sqrt[31]{12} +\sqrt[12]{31}$ is irrational
Dec 31, 2015
answer
24
Prove that any non-zero-divisor of a finite dimensional algebra has an inverse
Apr 26, 2015
answer
22
Correspondence theorem for rings.
May 20, 2015
answer
20
Is there a function whose inverse is exactly the reciprocal of the function, that is $f^{-1} = \frac{1}{f}$?
Dec 22, 2015
answer
19
Hartshorne II prop 6.6
Oct 21, 2014
answer
18
When does something become a "mathematical object"?
Oct 18, 2013
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37
In what sense is the étale topology equivalent to the Euclidean topology?
14
Mathematical "urban legends"
9
Asymptotics of Power Series With Branch Singularities
5
What are the exponentiable morphisms of schemes?