FLINT3.7.0-dev

_fmpz_mat22_t, _ui_mat22_t

Synopsis#include <flint/fmpq.h>
_fmpz_mat22_t
_ui_mat22_t

A 2 \times 2 matrix of fmpz (fields _11, _12, _21, _22) or of ulong, with a field det holding its determinant \pm 1, or 0 if unknown. Products of the elementary matrices \left(\begin{smallmatrix} q & 1 \\ 1 & 0 \end{smallmatrix}\right) have determinant \pm 1.

Cite this page

The FLINT team, “_fmpz_mat22_t, _ui_mat22_t (fmpq.h),” FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev, 2026. https://flintlib.org/doc/fmpq/_fmpz_mat22_t.html (generated 2026-10-20).