Mathematics
Irving Rabin's user avatar
Irving Rabin's user avatar
Irving Rabin's user avatar
Irving Rabin
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Math hobbyist.

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All Questions Answers
Score Newest
question
6
Justifying definitions of a group action.
Oct 11, 2022
question
6
Show that $|x| = |g^{-1}xg|$ for all $x,g \in G$. [duplicate]
Jun 2, 2022
answer
5
Why is $\mathbb{Z}$ not a vector space?
Jan 19, 2022
question
4
In what sense does Sylow theory determine "local structure" of a group?
Jul 9
question
4
Complex numbers linearly dependent over $\mathbb{R}$.
Feb 13, 2022
question
4
Properties of cosets; $aH = bH \iff b^{-1}a \in H$.
Sep 25, 2022
question
4
Rudin's PMA theorems 7.11 and 7.12
Apr 4, 2022
question
3
When is an integer power of a $12$-cycle a $12$-cycle?
Oct 16, 2021
question
3
Geometric group theory and category theory.
Nov 9
question
3
Finding a subgroup of $S_8$ isomorphic to $\mathbb{Z}_4 \times \mathbb{Z}_4$
Dec 14, 2021

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