void transpose ();
/**
- * Test whether a matrix is symmetric.
- * Default tolerance is zero.
+ * Test whether a matrix is
+ * symmetric. Default
+ * tolerance is
+ * $1000\times32$-bit machine
+ * precision.
*/
- PetscTruth is_symmetric (const double tol = 0.0);
+ PetscTruth is_symmetric (const double tolerance = 1.e-12);
#if DEAL_II_PETSC_VERSION_GTE(2,3,0)
/**
- * Test whether a matrix is Hermitian,
- * i.e. it is the complex conjugate
- * of its transpose. Default tolerance
- * is zero.
+ * Test whether a matrix is
+ * Hermitian, i.e. it is the
+ * complex conjugate of its
+ * transpose. Default
+ * tolerance is
+ * $1000\times32$-bit machine
+ * precision.
*/
- PetscTruth is_hermitian (const double tol = 0.0);
+ PetscTruth is_hermitian (const double tolerance = 1.e-12);
#endif
/*