def test_ReciprocalFrame_append(self):
ga, *basis = Ga.build('e*u|v|w')
*r_basis, E_sq = ga.ReciprocalFrame(basis, mode='append')
for i, base in enumerate(basis):
for r_i, r_base in enumerate(r_basis):
if i == r_i:
assert (base | r_base).simplify() == E_sq
else:
assert (base | r_base).simplify() == 0
# anything that isn't 'norm' means 'append', but this is deprecated
with pytest.warns(DeprecationWarning):
assert ga.ReciprocalFrame(basis,
mode='nonsense') == (*r_basis, E_sq)
def test_ReciprocalFrame(self):
ga, *basis = Ga.build('e*u|v|w')
r_basis = ga.ReciprocalFrame(basis)
for i, base in enumerate(basis):
for r_i, r_base in enumerate(r_basis):
if i == r_i:
assert (base | r_base).simplify() == 1
else:
assert (base | r_base).simplify() == 0