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Fixed the error in the growth factor in the case of DCDM #441

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Fixed the error in the growth factor in the case of DCDM #441

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3 changes: 3 additions & 0 deletions source/background.c
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Original file line number Diff line number Diff line change
Expand Up @@ -2527,6 +2527,9 @@ int background_derivs(
if (pba->has_idm_dr == _TRUE_) {
rho_M += pvecback[pba->index_bg_rho_idm_dr];
}
// SAlviAug2021: Added the dcdm density to the growth factor in the case of DCDM
if (pba->has_dcdm)
rho_M += pvecback[pba->index_bg_rho_dcdm];

dy[pba->index_bi_D] = y[pba->index_bi_D_prime]/a/H;
dy[pba->index_bi_D_prime] = -y[pba->index_bi_D_prime] + 1.5*a*rho_M*y[pba->index_bi_D]/H;
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