def test_wcxf2array(self):
wc = get_random_wc('SMEFT', 'Warsaw', 160)
C = smeftutil.wcxf2arrays_symmetrized(wc.dict)
d = smeftutil.arrays2wcxf_nonred(C)
self.assertEqual(wc.dict.keys(), d.keys())
for k, v in wc.dict.items():
self.assertAlmostEqual(v, d[k], msg=f"Failed for {k}")
def test_wcxf2array_incomplete(self):
wc = wcxf.WC('SMEFT', 'Warsaw', 160, {'G': 1e-10})
C = smeftutil.wcxf2arrays_symmetrized(wc.dict)
d = smeftutil.arrays2wcxf_nonred(C)
for k, v in d.items():
self.assertEqual(v, wc[k], msg="Failed for {}".format(k))
self.assertIsInstance(v, Number)
def warsaw_up_to_warsaw(C, parameters=None, sectors=None):
"""Translate from the 'Warsaw up' basis to the Warsaw basis.
Parameters used:
- `Vus`, `Vub`, `Vcb`, `gamma`: elements of the unitary CKM matrix (defined
as the mismatch between left-handed quark mass matrix diagonalization
matrices).
"""
C_in = smeftutil.wcxf2arrays_symmetrized(C)
p = default_parameters.copy()
if parameters is not None:
# if parameters are passed in, overwrite the default values
p.update(parameters)
Uu = Ud = Ul = Ue = np.eye(3)
V = ckmutil.ckm.ckm_tree(p["Vus"], p["Vub"], p["Vcb"], p["delta"])
Uq = V
C_out = smeft_warsaw.flavor_rotation(C_in, Uq, Uu, Ud, Ul, Ue)
C_out = smeftutil.arrays2wcxf_nonred(C_out)
return C_out
def warsaw_to_warsaw_up(C, parameters=None, sectors=None):
"""Translate from the Warsaw basis to the 'Warsaw mass' basis.
Parameters used:
- `Vus`, `Vub`, `Vcb`, `gamma`: elements of the unitary CKM matrix (defined
as the mismatch between left-handed quark mass matrix diagonalization
matrices).
"""
C_in = smeftutil.wcxf2arrays_symmetrized(C)
p = default_parameters.copy()
if parameters is not None:
# if parameters are passed in, overwrite the default values
p.update(parameters)
Uu = Ud = Ul = Ue = np.eye(3)
V = ckmutil.ckm.ckm_tree(p["Vus"], p["Vub"], p["Vcb"], p["delta"])
Uq = V.conj().T
C_out = smeftutil.flavor_rotation(C_in, Uq, Uu, Ud, Ul, Ue)
C_out = smeftutil.arrays2wcxf_nonred(C_out)
warsawup = wcxf.Basis['SMEFT', 'Warsaw up']
allkeys = set(warsawup.all_wcs) # to speed up lookup
return {k: v for k, v in C_out.items() if k in allkeys}