diff -r 716f399db0a5 -r d4ebe139100d test/Tools/isac/ProgLang/evaluate.sml
--- a/test/Tools/isac/ProgLang/evaluate.sml	Thu Sep 16 12:23:57 2021 +0200
+++ b/test/Tools/isac/ProgLang/evaluate.sml	Thu Sep 16 17:23:54 2021 +0200
@@ -51,7 +51,7 @@
 val times =  ("Groups.times_class.times", eval_binop "#mult_") : string * Eval_Def.eval_fn;
 val plus =   ("Groups.plus_class.plus", eval_binop "#add_") : string * Eval_Def.eval_fn;
 val divide = ("Rings.divide_class.divide", eval_cancel "#divide_e") : string * Eval_Def.eval_fn;
-val pow =    ("Transcendental.powr", eval_binop "#power_") : string * Eval_Def.eval_fn;
+val pow =    (\<^const_name>\<open>realpow\<close>, eval_binop "#power_") : string * Eval_Def.eval_fn;
 
 "~~~~~ fun calculate_ , args:"; val (thy, isa_fn, t) = (thy, plus, t);
 val SOME ("#: 1 + 2 = 3", adh_thm) = adhoc_thm @{theory} isa_fn t;
@@ -269,7 +269,7 @@
 
   val (op_, eval_fn) = the (LibraryC.assoc(KEStore_Elems.get_calcs @{theory},"POWER"));
   (*
-val op_ = \<^const_name>\<open>powr\<close> : string
+val op_ = \<^const_name>\<open>realpow\<close> : string
 val eval_fn = fn : string -> term -> theory -> (string * term) option*)
 
   val SOME (thmid,t') = get_pair thy op_ eval_fn t;
@@ -279,8 +279,8 @@
 (*** calc: operator = pow not defined*)
 
 case (op_, t) of
-  ("Transcendental.powr",
-    Const (\<^const_name>\<open>powr\<close>, _) $ (Const (\<^const_name>\<open>numeral\<close>, _) $ (Const (\<^const_name>\<open>num.Bit1\<close>, _) $ Const (\<^const_name>\<open>num.One\<close>, _))) $
+  (\<^const_name>\<open>realpow\<close>,
+    Const (\<^const_name>\<open>realpow\<close>, _) $ (Const (\<^const_name>\<open>numeral\<close>, _) $ (Const (\<^const_name>\<open>num.Bit1\<close>, _) $ Const (\<^const_name>\<open>num.One\<close>, _))) $
       (Const (\<^const_name>\<open>numeral\<close>, _) $ (Const (\<^const_name>\<open>num.Bit0\<close>, _) $ Const (\<^const_name>\<open>num.One\<close>, _)))) => ()
 | _ => error "3 \<up> 2 CHANGED";
   val SOME (id, t') = eval_binop thmid op_ t thy;