- sage: id = identity_matrix(QQ, 3)
- sage: f = FiniteDimensionalEuclideanJordanAlgebraOperator(J1,J1,id)
- sage: g = FiniteDimensionalEuclideanJordanAlgebraOperator(J2,J2,id)
+ sage: id2 = identity_matrix(J2.base_ring(), 3)
+ sage: f = FiniteDimensionalEuclideanJordanAlgebraOperator(J1,J1,id1)
+ sage: g = FiniteDimensionalEuclideanJordanAlgebraOperator(J2,J2,id2)