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Shane O Rourke
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6
Baumslag-Solitar Group $G=\langle a,t \mid tat^{-1}=a^k\rangle\cong\mathbb{Z}[1/k]\rtimes\langle t\rangle$?
5
Looking for Proofs Of Basic Properties Of Real Numbers
4
Direct products of infinite groups
4
“indecomposability” in theory of groups and topological spaces
3
How to calculate the ratio between Semitones in the diatonic scale?
3
Is $\langle a,b | a^2b^2=1 \rangle$ a semidirect product of $\mathbb{Z}^2$ and $\mathbb{Z}_2$?
3
Is $\mathbb{Z},+$ a solvable group?
2
Strange behavior of $\lim_{x\to0}\frac{\sin\left(x\sin\left(\frac1x\right)\right)}{x\sin\left(\frac1x\right)}$
2
Presentation of discrete upper triangular group
2
Get a Point on a Line which is Perpendicularly dropped from another Point
2
The equivalence relation $(z_1, n_1)\sim(z_2, n_2) :\Leftrightarrow z_1 \cdot n_2 = z_2 \cdot n_1$
1
Reference request for ordered groups
1
Using induction to verify a statement
1
Assume that the set of values where $f^{(k)}≠0$ is finite
1
Is there a name for this kind of “betweenness structure”?
0
How can I learn to “read maths” at a University level?
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