Apply df_rtrcl__df_relexp__df_rtrclrec__df_shft__df_sgn__df_cj__df_re__df_im__df_sqrt__df_abs__df_limsup__df_clim__df_rlim__df_o1__df_lo1__df_sum__df_prod__df_risefac with
wceq csgn (cmpt (λ x0 . cxr) (λ x0 . cif (wceq (cv x0) cc0) cc0 (cif (wbr (cv x0) cc0 clt) (cneg c1) c1))).