diff options
Diffstat (limited to 'numpy/linalg/tests')
| -rw-r--r-- | numpy/linalg/tests/test_linalg.py | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/numpy/linalg/tests/test_linalg.py b/numpy/linalg/tests/test_linalg.py index 59c71d196..69352803e 100644 --- a/numpy/linalg/tests/test_linalg.py +++ b/numpy/linalg/tests/test_linalg.py @@ -680,6 +680,14 @@ class SVDHermitianCases(HermitianTestCase, HermitianGeneralizedTestCase): assert_allclose(a, dot_generalized(np.asarray(u) * np.asarray(s)[..., None, :], np.asarray(vt)), rtol=get_rtol(u.dtype)) + def hermitian(mat): + axes = list(range(mat.ndim)) + axes[-1], axes[-2] = axes[-2], axes[-1] + return np.conj(np.transpose(mat, axes=axes)) + + assert_almost_equal(np.matmul(u, hermitian(u)), np.broadcast_to(np.eye(u.shape[-1]), u.shape)) + assert_almost_equal(np.matmul(vt, hermitian(vt)), np.broadcast_to(np.eye(vt.shape[-1]), vt.shape)) + assert_equal(np.sort(s)[..., ::-1], s) assert_(consistent_subclass(u, a)) assert_(consistent_subclass(vt, a)) |