def METHOD_NAME(self):
    r"""
    Check that the elliptic curve/#field tells about its j invariant
    """
    L = self.tc.get('/EllipticCurve/2.0.4.1/5525.5/b/9')
    assert '226834389543384' in L.get_data(as_text=True)
    assert '1490902050625' in L.get_data(as_text=True)
    L = self.tc.get('EllipticCurve/2.2.89.1/81.1/a/1') # Test factorisation
    assert '8798344145175011328000' in L.get_data(as_text=True)