Apply df_rnghom__df_rngiso__df_ric__df_drng__df_field__df_subrg__df_rgspn__df_abv__df_staf__df_srng__df_lmod__df_scaf__df_lss__df_lsp__df_lmhm__df_lmim__df_lmic__df_lbs with
wceq cstf (cmpt (λ x0 . cvv) (λ x0 . cmpt (λ x1 . cfv (cv x0) cbs) (λ x1 . cfv (cv x1) (cfv (cv x0) cstv)))).