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Utility methods for checking properties of matrices.
Functions
allclose_up_to_global_phase(...)
: Determines if a ~= b * exp(i t) for some t.
is_diagonal(...)
: Determines if a matrix is a approximately diagonal.
is_hermitian(...)
: Determines if a matrix is approximately Hermitian.
is_normal(...)
: Determines if a matrix is approximately normal.
is_orthogonal(...)
: Determines if a matrix is approximately orthogonal.
is_special_orthogonal(...)
: Determines if a matrix is approximately special orthogonal.
is_special_unitary(...)
: Determines if a matrix is approximately unitary with unit determinant.
is_unitary(...)
: Determines if a matrix is approximately unitary.
matrix_commutes(...)
: Determines if two matrices approximately commute.
slice_for_qubits_equal_to(...)
: Returns an index corresponding to a desired subset of an np.ndarray.