Speed up determinant over Z

[wbhart]

There's an infinite number of tricks that could be used here.

[fredrik-johansson]

• Recognize triangular, tridiagonal and maybe also Hessenberg matrices (determinant can be calculated using recurrence relations)

[fredrik-johansson]

See https://arxiv.org/abs/2404.08358

[albinahlback]

See https://arxiv.org/abs/2404.08358

Would be interesting if we could do this during the workshop.