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Alexander Gruber's user avatar
Alexander Gruber's user avatar
Alexander Gruber's user avatar
Alexander Gruber
  • Member for 12 years, 4 months
  • Last seen more than a week ago
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About

I am currently more active on Math SE than MO.

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Top posts
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answer
35
Can we ascertain that there exist an epimorphism $G\rightarrow H?$
Aug 28, 2013
answer
17
Awfully sophisticated proof for simple facts
Feb 23, 2013
question
15
Is there a characterization of groups in which at least one subgroup is not an endomorphism kernel?
Jan 16, 2013
question
11
Are all sneaky groups products of Frobenius and 2-Frobenius groups?
Nov 27, 2015
answer
11
Realizable Order Sequences for Finite Groups
Sep 27, 2012
answer
11
Number of Normal subgroups In a p-Group
Oct 2, 2012
question
9
An extension of the converse to Hall's theorem.
Jan 17, 2013
question
7
Condition for a local ring whose maximal ideal is principal to be Noetherian
Jan 24, 2014
question
4
Interplay between two definitions of the transfer homomorphism.
Aug 4, 2012
question
4
Character theory of $2$-Frobenius groups.
Oct 20, 2012
Top network posts
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522
"The Egg:" Bizarre behavior of the roots of a family of polynomials.
183
Why is $\frac{1}{\frac{1}{X}}=X$?
180
How far can one get in analysis without leaving $\mathbb{Q}$?
122
Is there a characterization of groups with the property $\forall N\unlhd G,\:\exists H\leq G\text{ s.t. }H\cong G/N$?
116
Are there real world applications of finite group theory?