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doc-src/Intro/foundations.tex
changeset 1865 484956c42436
parent 331 13660d5f6a77
child 1878 ac8e534b4834 
--- a/doc-src/Intro/foundations.tex	Tue Jul 16 15:44:31 1996 +0200
+++ b/doc-src/Intro/foundations.tex	Tue Jul 16 15:45:36 1996 +0200
@@ -1062,7 +1062,7 @@
   \lbrakk\;& P\disj P \Imp \Var{P@1}\disj\Var{Q@1}; \\
            & \List{P\disj P ;\; \Var{P@1}} \Imp \Var{R@1};    \\
            & \List{P\disj P ;\; \Var{Q@1}} \Imp \Var{R@1}     \\
-  \rbrakk\;& \Imp \Var{R@1}
+  \rbrakk\;& \Imp (P\disj P \Imp \Var{R@1})
   \end{array} 
 \]
 Unification takes the simultaneous equations
isabelle