Now that we're using span_of_basis() everywhere instead of accepting
whatever reordering span() gives us, this output has changed (harmlessly).
sage: K.vector_space()
Vector space of degree 6 and dimension 3 over Rational Field
User basis matrix:
- [ 1 0 0 1 0 1]
+ [ 1 0 1 0 0 1]
[ 0 1 2 3 4 5]
- [ 5 11 14 26 34 45]
+ [10 14 21 19 31 50]
sage: (x^0).to_vector()
- (1, 0, 0, 1, 0, 1)
+ (1, 0, 1, 0, 0, 1)
sage: (x^1).to_vector()
(0, 1, 2, 3, 4, 5)
sage: (x^2).to_vector()
- (5, 11, 14, 26, 34, 45)
+ (10, 14, 21, 19, 31, 50)
"""
return self._vector_space