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Mathematics
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k.stm
  • Member for 11 years, 10 months
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I'm a student of mathematics in Germany.

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153
Proof of triangle inequality
Feb 18, 2013
48
Meaning of the backslash operator on sets
Dec 25, 2014
28
How to prove the continuity of the metric function?
Jan 26, 2013
25
How to interpret material conditional and explain it to freshmen?
Nov 7, 2012
22
If Gal(K,Q) is abelian then |Gal(K,Q)|=n
Feb 8, 2014
22
Example of a non-splitting exact sequence $0 → M → M\oplus N → N → 0$
Dec 27, 2014
18
$K$ is a splitting field $\iff$ any irreducible polynomial with a root in $K$ splits completely over $K$.
Aug 2, 2017
17
Is every element in a set also an element of the powerset?
Jun 21, 2013
16
Taylor expansion of $(1+x)^α$ to binomial series – why does the remainder term converge?
May 26, 2013
15
Method of finding a p-adic expansion to a rational number
Mar 12, 2015
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Policies on counterproductive retagging sprees
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Status quo of category theory and monads in theoretical computer science research?