def helicity_amps_ff(q2, wc_obj, par_dict, B, P, l1, l2, cp_conjugate):
par = par_dict.copy()
if cp_conjugate:
par = conjugate_par(par)
scale = config['renormalization scale']['bpll']
label = meson_quark[(B,P)] + l1 + l2 # e.g. bsmumu, bdtautau
if l1 == l2:
# include SM contributions for LF conserving decay
wc = wctot_dict(wc_obj, label, scale, par)
else:
wc = wc_obj.get_wc(label, scale, par)
if cp_conjugate:
wc = conjugate_wc(wc)
if l1 == l2:
wc_eff = get_wceff(q2, wc, par, B, P, l1, scale)
else:
wc_eff = get_wceff_lfv(q2, wc, par, B, P, l1, l2, scale)
ml1 = par['m_'+l1]
ml2 = par['m_'+l2]
mB = par['m_'+B]
mP = par['m_'+P]
mb = running.get_mb(par, scale)
N = prefactor(q2, par, B, P)
ff = get_ff(q2, par, B, P)
h = angular.helicity_amps_p(q2, mB, mP, mb, 0, ml1, ml2, ff, wc_eff, N)
return h
def helicity_amps_ff(q2, wc_obj, par_dict, B, P, l1, l2, cp_conjugate):
par = par_dict.copy()
if cp_conjugate:
par = conjugate_par(par)
scale = config['renormalization scale']['bpll']
label = meson_quark[(B,P)] + l1 + l2 # e.g. bsmumu, bdtautau
if l1 == l2:
# include SM contributions for LF conserving decay
wc = wctot_dict(wc_obj, label, scale, par)
else:
wc = wc_obj.get_wc(label, scale, par)
if cp_conjugate:
wc = conjugate_wc(wc)
if l1 == l2:
wc_eff = get_wceff(q2, wc, par, B, P, l1, scale)
else:
wc_eff = get_wceff_lfv(q2, wc, par, B, P, l1, l2, scale)
ml1 = par['m_'+l1]
ml2 = par['m_'+l2]
mB = par['m_'+B]
mP = par['m_'+P]
mb = running.get_mb(par, scale)
N = prefactor(q2, par, B, P)
ff = get_ff(q2, par, B, P)
h = angular.helicity_amps_p(q2, mB, mP, mb, 0, ml1, ml2, ff, wc_eff, N)
return h
def helicity_amps_ff(q2, ff, wc_obj, par_dict, B, V, lep, cp_conjugate):
par = par_dict.copy()
if cp_conjugate:
par = conjugate_par(par)
scale = config['renormalization scale']['bvll']
label = meson_quark[(B,V)] + lep + lep # e.g. bsmumu, bdtautau
wc = wctot_dict(wc_obj, label, scale, par)
if cp_conjugate:
wc = conjugate_wc(wc)
wc_eff = get_wceff(q2, wc, par, B, V, lep, scale)
ml = par['m_'+lep]
mB = par['m_'+B]
mV = par['m_'+V]
mb = running.get_mb(par, scale)
N = prefactor(q2, par, B, V)
h = angular.helicity_amps_v(q2, mB, mV, mb, 0, ml, ml, ff, wc_eff, N)
return h
def helicity_amps_ff(q2, ff, wc_obj, par_dict, B, V, lep, cp_conjugate):
par = par_dict.copy()
if cp_conjugate:
par = conjugate_par(par)
scale = config['renormalization scale']['bvll']
label = meson_quark[(B, V)] + lep + lep # e.g. bsmumu, bdtautau
wc = wctot_dict(wc_obj, label, scale, par)
if cp_conjugate:
wc = conjugate_wc(wc)
wc_eff = get_wceff(q2, wc, par, B, V, lep, scale)
ml = par['m_' + lep]
mB = par['m_' + B]
mV = par['m_' + V]
mb = running.get_mb(par, scale)
N = prefactor(q2, par, B, V)
h = angular.helicity_amps_v(q2, mB, mV, mb, 0, ml, ml, ff, wc_eff, N)
return h
