doc-src/IsarRef/Thy/Generic.thy

   \indexouternonterm{simpmod}
   \begin{rail}
     ('simp' | 'simp\_all') ('!' ?) opt? (simpmod *)
     ;
 
-    opt: '(' ('no\_asm' | 'no\_asm\_simp' | 'no\_asm\_use' | 'asm\_lr' | 'depth\_limit' ':' nat) ')'
+    opt: '(' ('no\_asm' | 'no\_asm\_simp' | 'no\_asm\_use' | 'asm\_lr' ) ')'
     ;
     simpmod: ('add' | 'del' | 'only' | 'cong' (() | 'add' | 'del') |
       'split' (() | 'add' | 'del')) ':' thmrefs
     ;
   \end{rail}

   full_simp_tac}).  For compatibility reasons, there is also an option
   ``@{text "(asm_lr)"}'', which means that an assumption is only used
   for simplifying assumptions which are to the right of it (cf.\ @{ML
   asm_lr_simp_tac}).
 
-  Giving an option ``@{text "(depth_limit: n)"}'' limits the number of
+  The configuration option @{text "depth_limit"} limits the number of
   recursive invocations of the simplifier during conditional
   rewriting.
 
   \medskip The Splitter package is usually configured to work as part
   of the Simplifier.  The effect of repeatedly applying @{ML