Mathematics
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k.stm

I'm a student of mathematics in Germany.

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103 Proof of triangle inequality Feb 18 '13
34 Meaning of the backslash operator on sets Dec 25 '14
24 How to prove the continuity of the metric function? Jan 26 '13
22 How to interpret material conditional and explain it to freshmen? Nov 7 '12
22 If Gal(K,Q) is abelian then |Gal(K,Q)|=n Feb 8 '14
17 Is every element in a set also an element of the powerset? Jun 21 '13
16 Taylor expansion of $(1+x)^α$ to binomial series – why does the remainder term converge? May 26 '13
16 Example of a non-splitting exact sequence $0 → M → M\oplus N → N → 0$ Dec 27 '14
15 Embeddings $A → B → A$, but $A \not\cong B$? May 20 '14
15 What is the rule for something divided by itself equaling 1? May 5 '16
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