2 papers
math.NT2025
Unitary Discriminants of SL3(q) and SU3(q)
Linda Hoyer, Gabriele Nebe
We give a full list of the unitary discriminants of the even degree indicator 'o' ordinary irreducible characters of SL3(q) and SU3(q).
math.CO2024
Symmetrizations of quadratic and hermitian forms
Gabriele Nebe
The paper develops elementary linear algebra methods to compute the determinants of the tensor symmetrizations of quadratic and hermitian forms over fields of good characteristic.…