Module flavio.physics.bdecays.bpll_subleading

Functions

def fct_deltaC7_polynomial(B, P)

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def fct_deltaC7_polynomial(B, P):
    def fct(wc_obj, par_dict, q2, cp_conjugate):
        par = par_dict.copy()
        if cp_conjugate:
            par = conjugate_par(par)
        return helicity_amps_deltaC7_polynomial(q2, par, B, P)
    return fct

def fct_deltaC9_constant(B, P)

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def fct_deltaC9_constant(B, P):
    def fct(wc_obj, par_dict, q2, cp_conjugate):
        par = par_dict.copy()
        if cp_conjugate:
            par = conjugate_par(par)
        return helicity_amps_deltaC9_constant(q2, par_dict, B, P)
    return fct

def fct_deltaC9_polynomial(B, P)

Expand source code

def fct_deltaC9_polynomial(B, P):
    def fct(wc_obj, par_dict, q2, cp_conjugate):
        par = par_dict.copy()
        if cp_conjugate:
            par = conjugate_par(par)
        return helicity_amps_deltaC9_polynomial(q2, par_dict, B, P)
    return fct

def helicity_amps_deltaC7(q2, deltaC7, par, B, P)

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def helicity_amps_deltaC7(q2, deltaC7, par, B, P):
    r"""A function returning a contribution to the helicity amplitudes in
    $B\to P\ell^+\ell^-$ coming from an effective shift of
    the Wilson coefficient $C_7(\mu_b)$. This can be used to parametrize
    residual uncertainties due to subleading non-factorizable hadronic effects.
    """
    return _helicity_amps_deltaC(q2, deltaC7, '7', par, B, P)

A function returning a contribution to the helicity amplitudes in $B\to P\ell^+\ell^-$ coming from an effective shift of the Wilson coefficient $C_7(\mu_b)$. This can be used to parametrize residual uncertainties due to subleading non-factorizable hadronic effects.

def helicity_amps_deltaC7_polynomial(q2, par, B, P)

Expand source code

def helicity_amps_deltaC7_polynomial(q2, par, B, P):
    deltaC7   =( par[B+'->'+P+' deltaC7 a Re']  + par[B+'->'+P+' deltaC7 b Re'] *q2
             +1j*( par[B+'->'+P+' deltaC7 a Im']  + par[B+'->'+P+' deltaC7 b Im'] *q2 ))
    return helicity_amps_deltaC7(q2, deltaC7, par, B, P)

def helicity_amps_deltaC9(q2, deltaC9, par, B, P)

Expand source code

def helicity_amps_deltaC9(q2, deltaC9, par, B, P):
    r"""A function returning a contribution to the helicity amplitudes in
    $B\to P\ell^+\ell^-$ coming from an effective shift of
    the Wilson coefficient $C_9(\mu_b)$. This can be used to parametrize
    residual uncertainties due to subleading non-factorizable hadronic effects.
    """
    return _helicity_amps_deltaC(q2, deltaC9, 'v', par, B, P)

A function returning a contribution to the helicity amplitudes in $B\to P\ell^+\ell^-$ coming from an effective shift of the Wilson coefficient $C_9(\mu_b)$. This can be used to parametrize residual uncertainties due to subleading non-factorizable hadronic effects.

def helicity_amps_deltaC9_constant(q2, par, B, P)

Expand source code

def helicity_amps_deltaC9_constant(q2, par, B, P):
    deltaC9   = par[B+'->'+P+' deltaC9 c Re'] + 1j*par[B+'->'+P+' deltaC9 c Im']
    return helicity_amps_deltaC9(q2, deltaC9, par, B, P)

def helicity_amps_deltaC9_polynomial(q2, par, B, P)

Expand source code

def helicity_amps_deltaC9_polynomial(q2, par, B, P):
    deltaC9   =( par[B+'->'+P+' deltaC9 a Re']  + par[B+'->'+P+' deltaC9 b Re'] *q2
             +1j*( par[B+'->'+P+' deltaC9 a Im']  + par[B+'->'+P+' deltaC9 b Im'] *q2 ))
    return helicity_amps_deltaC9(q2, deltaC9, par, B, P)