Branching rules and commuting probabilities for Triangular and Unitriangular matrices

Dilpreet Kaur, Uday Bhaskar Sharma, Anupam Singh

This paper concerns the enumeration of simultaneous conjugacy classes of $k$-tuples of commuting matrices in the upper triangular group $G{T}_n({\mathbf{F}}_q)$ and unitriangular group…