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Mar
30
awarded  Favorite Question
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Jan
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awarded  Yearling
Sep
30
awarded  Explainer
Aug
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Jul
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Jan
11
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Nov
5
awarded  Notable Question
Oct
9
asked $\beta$ - conversion and $\alpha$-reduction problem in $\lambda$-calculus
Oct
6
comment Is this $\beta$-reduction well defined?
The question is whether it is possible to operate as it is.
Oct
6
asked Is this $\beta$-reduction well defined?
Sep
7
awarded  Popular Question
Jul
4
comment A step in the proof of the Riemann Mapping Theorem
Are we considering the graph of $sin(1/x)$ as a subset of $\overline{\Bbb C}$?
Jul
4
revised A step in the proof of the Riemann Mapping Theorem
added 273 characters in body
Jul
4
asked A step in the proof of the Riemann Mapping Theorem
May
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awarded  Caucus
Apr
19
comment Abelian group admitting a surjective homomorphism onto an infinite cyclic group
I just realised my stupid mistake! Just one more thing. How can I show that any element of $G$ is expressible as a product of two elements, the first of which is from $\ker(f)$ and the second from $im(g)$?
Apr
19
accepted Studying the action of $GL(V)$ on the vector space $V$
Apr
19
comment Studying the action of $GL(V)$ on the vector space $V$
Thank you very much! It is all clear now!
Apr
19
asked Studying the action of $GL(V)$ on the vector space $V$