Apply df_fallfac__df_bpoly__df_ef__df_e__df_sin__df_cos__df_tan__df_pi__df_dvds__df_bits__df_sad__df_smu__df_gcd__df_lcm__df_lcmf__df_prm__df_numer__df_denom with
wceq cbits (cmpt (λ x0 . cz) (λ x0 . crab (λ x1 . wn (wbr c2 (cfv (co (cv x0) (co c2 (cv x1) cexp) cdiv) cfl) cdvds)) (λ x1 . cn0))).