All Questions
1 question
1
vote
0
answers
67
views
Cardinality or covolume of $S$-units in quaternion algebras
Let $D=\left(\frac{a,b}{\mathbb{Q}}\right)$ be a quaternion algebra over $\mathbb{Q}$.
Suppose $D$ is ramified at a finite set $S$ of places and $\infty\in S$.
It is known that the $S$-units (the unit ...
- 391