
diff -r 499435b4084e -r 53a402c10ba9 doc-src/TutorialI/Misc/document/natsum.tex
--- a/doc-src/TutorialI/Misc/document/natsum.tex	Fri Jul 13 17:56:05 2001 +0200
+++ b/doc-src/TutorialI/Misc/document/natsum.tex	Fri Jul 13 17:58:39 2001 +0200
@@ -38,7 +38,7 @@
 see~\S\ref{sec:numerals}.
 
 \begin{warn}
-  The constant \ttindexbold{0} and the operations
+  The constant \cdx{0} and the operations
   \ttindexboldpos{+}{$HOL2arithfun}, \ttindexboldpos{-}{$HOL2arithfun},
   \ttindexboldpos{\mystar}{$HOL2arithfun}, \isaindexbold{min},
   \isaindexbold{max}, \indexboldpos{\isasymle}{$HOL2arithrel} and
@@ -70,7 +70,7 @@
 is proved automatically. The main restriction is that only addition is taken
 into account; other arithmetic operations and quantified formulae are ignored.
 
-For more complex goals, there is the special method \isaindexbold{arith}
+For more complex goals, there is the special method \methdx{arith}
 (which attacks the first subgoal). It proves arithmetic goals involving the
 usual logical connectives (\isa{{\isasymnot}}, \isa{{\isasymand}}, \isa{{\isasymor}},
 \isa{{\isasymlongrightarrow}}), the relations \isa{{\isacharequal}}, \isa{{\isasymle}} and \isa{{\isacharless}},




