deleted harmful basify, which pulled rewrite rules down to base type.
authornipkow
Thu Dec 09 11:39:33 1993 +0100 (1993-12-09)
changeset 1904ae10fc91cba
parent 189 831a9a7ab9f3
child 191 fe5d88d4c7e1
deleted harmful basify, which pulled rewrite rules down to base type.
Not needed for new simplifier.
src/LCF/simpdata.ML
     1.1 --- a/src/LCF/simpdata.ML	Mon Dec 06 17:05:10 1993 +0100
     1.2 +++ b/src/LCF/simpdata.ML	Thu Dec 09 11:39:33 1993 +0100
     1.3 @@ -6,23 +6,11 @@
     1.4  Simplification data for LCF
     1.5  *)
     1.6  
     1.7 -
     1.8 -fun mk_rew_rules r =
     1.9 -let fun basify thm =
    1.10 -	  (case concl_of thm of
    1.11 -             _$(_$t$_) => (case fastype_of t of
    1.12 -	                     Type("fun",_) => basify(thm RS ap_thm)
    1.13 -	                   | _ => thm)
    1.14 -           | _ => thm)
    1.15 -in map (mk_meta_eq o basify) (atomize r) end;
    1.16 -
    1.17 -val LCF_rews = [minimal,
    1.18 +val LCF_ss = FOL_ss addsimps
    1.19 +        [minimal,
    1.20  	 UU_app, UU_app RS ap_thm, UU_app RS ap_thm RS ap_thm,
    1.21  	 not_TT_less_FF,not_FF_less_TT,not_TT_less_UU,not_FF_less_UU,
    1.22  	 not_UU_eq_TT,not_UU_eq_FF,not_TT_eq_UU,not_TT_eq_FF,
    1.23  	 not_FF_eq_UU,not_FF_eq_TT,
    1.24  	 COND_UU,COND_TT,COND_FF,
    1.25  	 surj_pairing,FST,SND];
    1.26 -
    1.27 -val LCF_ss = FOL_ss setmksimps mk_rew_rules
    1.28 -                    addsimps LCF_rews;