src/ZF/intr_elim.ML
changeset 231 cb6a24451544
parent 202 4e68398cdc06
child 435 ca5356bd315a
--- a/src/ZF/intr_elim.ML	Tue Jan 18 15:57:40 1994 +0100
+++ b/src/ZF/intr_elim.ML	Tue Jan 18 16:37:12 1994 +0100
@@ -104,11 +104,11 @@
 val sign = sign_of Ind.thy;
 
 fun rd T a = 
-    Sign.read_cterm sign (a,T)
+    read_cterm sign (a,T)
     handle ERROR => error ("The error above occurred for " ^ a);
 
 val rec_names = map #1 rec_doms
-and domts     = map (Sign.term_of o rd iT o #2) rec_doms;
+and domts     = map (term_of o rd iT o #2) rec_doms;
 
 val dummy = assert_all Syntax.is_identifier rec_names
    (fn a => "Name of recursive set not an identifier: " ^ a);
@@ -116,7 +116,7 @@
 val dummy = assert_all (is_some o lookup_const sign) rec_names
    (fn a => "Name of recursive set not declared as constant: " ^ a);
 
-val intr_tms = map (Sign.term_of o rd propT) sintrs;
+val intr_tms = map (term_of o rd propT) sintrs;
 
 local (*Checking the introduction rules*)
   val intr_sets = map (#2 o rule_concl) intr_tms;