The characteristic polynomials of the zero and unit elements
should be what we think they are in a subalgebra, too::
The characteristic polynomials of the zero and unit elements
should be what we think they are in a subalgebra, too::
sage: J1 = RealSymmetricEJA(n)
sage: J2 = RealSymmetricEJA(n,orthonormalize=False)
sage: X = random_matrix(AA,n)
sage: J1 = RealSymmetricEJA(n)
sage: J2 = RealSymmetricEJA(n,orthonormalize=False)
sage: X = random_matrix(AA,n)