can be used to replace the matrix_basis().
12. Move the "field" argument to a keyword after basis, jp, and ip.
-
-13. Instead of storing the multiplication and inner-product tables in
- RationalBasisEuclideanJordanAlgebra, why not just create the
- algebra over QQ in the constructor and save that? They're globally
- unique, so we won't wind up with multiple copies.