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Mathematics
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Christoph's user avatar
Christoph's user avatar
Christoph
  • Member for 13 years, 4 months
  • Last seen more than 7 years ago
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12
Prove that $\gcd(n!+1,(n+1)!+1)=1$
Mar 8, 2011
10
Is this a Valid proof for $(2n+1,3n+1)=1$?
Mar 8, 2011
9
Show that if $a \equiv b \pmod n$, $\gcd(a,n)=\gcd(b,n)$ [duplicate]
Mar 7, 2011
9
$\,a^n \mid b^n\Rightarrow a \mid b,\,$ i.e. $\sqrt[n]{d}\,$ is irrational if not an integer
Mar 8, 2011
8
Show that 13 divides $2^{70}+3^{70}$
Mar 8, 2011
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21
itertools product speed up
19
How do I interpet this x86_64 assembly opcode?
18
Block diagram layout with dot/graphviz
18
Serious Application Error in Core Data with fetchedResultsContainer
16
Autocorrelation of a multidimensional array in numpy