chiq_sum_nu_from_chi0q_and_gamma_PH¶
Synopsis:
triqs_tprf::chi_kw_t chiq_sum_nu_from_chi0q_and_gamma_PH (triqs_tprf::chi_wnk_cvt
chi0_wnk, triqs_tprf::chi_wnn_cvt gamma_ph_wnn)
Lattice Bethe-Salpeter equation solver for the generalized susceptibility \(\chi^{(0)}_{\bar{a}b\bar{c}d}(\omega, \mathbf{k})\).
Parameters¶
- chi0_wnk: Generalized lattice bubble susceptibility \(\chi^{(0)}_{\bar{a}b\bar{c}d}(\omega, \mathbf{k})\).
- gamma_ph_wnn: Local particle-hole vertex function \(\Gamma^{(PH)}_{\bar{a}b\bar{c}d}(\omega, \nu, \nu')\).
Return value¶
Generalized lattice susceptibility \(\chi_{\bar{a}b\bar{c}d}(\omega, \mathbf{k})\).