Anna Torstensson

collaborators

2 papers

math.GR2023

On conjugacy classes of groups of Squarefree order

Anna Torstensson

The problem of finding the largest finite group with a certain class number (number of conjugacy classes), $k (G)$ , has been investigated by a number of researchers since the early…

math.RA2021

Describing subalgebras of $K [x]$ using derivatives

Rode Grönkvist, Erik Leffler, Anna Torstensson +1

We introduce the concept of subalgebra spectrum, $S p (A)$ , for a subalgebra $A$ of finite codimension in $K [x]$ . The spectrum is a subset of the underlying field. We also i…

On conjugacy classes of groups of Squarefree order

Describing subalgebras of K[x] using derivatives

Describing subalgebras of $K [x]$ using derivatives