inverse() [3/5]

bool MatrixOps::inverse ( const DMatZZ & A, DMatZZ & result_inv )

inline

Definition at line 811 of file mat-linalg.hpp.

{
  M2::ARingZZ::Element den(A.ring());
  bool result = fmpz_mat_inv(result_inv.fmpz_mat(), &den.value(), A.fmpz_mat());
  if (!fmpz_is_pm1(&den.value())) result = false;
  return result;
}

References DMat< M2::ARingZZ >::fmpz_mat(), result(), and DMat< M2::ARingZZ >::ring().