user1729

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I'd rather walk than take a taxi.


73 Answers

newest activity votes
22
Does $G\cong G/H$ imply that $H$ is trivial?
17
Has this “generalized semidirect product” been studied?
14
How many digits of $\pi$ are currently known?
11
What does this “subset” symbol mean?
10
Interpretation of Symbol: “$\rtimes$”
9
What is the usefulness of matrices?
9
Is there an infinite simple group with no element of order $2$?
9
The Hopfian property for groups
6
Example of finitely generated subgroups whose intersection is not finitely generated
6
Integral domain that is not a division ring
6
Example of an infinite balanced nonabelian group
5
Algebra: Best mental images
5
Is every group the automorphism group of a group?
5
What is the purpose of Stirling's approximation to a factorial?
5
Can every group be represented by a group of matrices?
5
Why Aren't “Similar” Matrices Actually the Same?
4
Is the center of the fundamental group of the double torus trivial?
4
Does this isomorphism hold?
4
On order of elements of a infinite group
4
Isomorphic subgroups, finite index, infinite index
4
Is there a non-cyclic group with every subgroup characteristic?
4
Why is the set of commutators not a subgroup?
4
Presentations of subgroups of groups given by presentations
4
Fermat's last theorem — Google and PCMag.com
3
Determine the center of the dihedral group of order 12
3
How many small cancellation groups are there?
3
free abelian groups and abelian groups that are free
3
Upper bounds on the size of $\operatorname{Aut}(G)$
3
Why aren't $C_2 \times C_3$ and $D_6$ isomorphic?
3
What are the most common errors in math exams: when is asked to study the function f(x)=…?
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