def test_symbol_values():
ga = GA(2, [1., 1.])
assert ga._0 == ga.MV([0.0, 0.0, 0.0, 0.0])
assert ga._1 == ga.MV([1.0, 0.0, 0.0, 0.0])
assert ga.e1 == ga.MV([0.0, 1.0, 0.0, 0.0])
assert ga.e2 == ga.MV([0.0, 0.0, 1.0, 0.0])
assert ga.I == ga.MV([0.0, 0.0, 0.0, 1.0])
assert ga.e12 == ga.MV([0.0, 0.0, 0.0, 1.0])
def test_format():
ga = GA(3)
doctest(ga.MV([0., -0., 0., -0., 0., -0., 0., -0.]), '0.0')
doctest(
ga.MV([1., -1., 1., -1., 1., -1., 1., -1.]),
'1.0-e1+e2-e3+e12-e13+e23-I',
)
doctest(ga.MV([2., -2., 2., -2., 2., -2., 2., -2.]),
'2.0-2.0e1+2.0e2-2.0e3+2.0e12-2.0e13+2.0e23-2.0I')
def test_itp():
ga = GA(3)
x = ga.MV([1., 2., 3., 4., 5., 6., 7., 8.])
assert tuple(x.itp(-1)) == ()
assert tuple(x.itp(0)) == (1.0, )
assert tuple(x.itp(1)) == (2.0, 3.0, 4.0)
def test_part():
ga = GA(3)
x = ga.MV([1., 2., 3., 4., 5., 6., 7., 8.])
doctest(x.part(-1), '0.0')
doctest(x.part(0), '1.0')
doctest(x.part(1), '2.0e1+3.0e2+4.0e3')
doctest(x.part(2), '5.0e12+6.0e13+7.0e23')
doctest(x.part(3), '8.0I')
doctest(x.part(4), '0.0')
def test_one():
ga = GA(0)
assert ga.one() == ga.MV([1.0])
def test_zero():
ga = GA(0)
assert ga.zero() == ga.MV([0.0])
def test_repr():
ga = GA(2)
x = ga.MV([1., 2., 3., 4.])
assert repr(x) == 'MV([1.0, 2.0, 3.0, 4.0])'