diff -r 5100a9c3abf8 -r 875b6efa7ced src/Pure/isac/IsacKnowledge/RootRat.thy
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/Pure/isac/IsacKnowledge/RootRat.thy	Wed Jul 21 13:53:39 2010 +0200
@@ -0,0 +1,16 @@
+(*.(c) by Richard Lang, 2003 .*)
+(* collecting all knowledge for Root and Rational
+   created by: rlang 
+         date: 02.10
+   changed by: rlang
+   last change by: rlang
+             date: 02.10.20
+*)
+
+RootRat = Root + Rational +
+(*-------------------- consts------------------------------------------------*)
+
+
+(*-------------------- rules------------------------------------------------*)
+
+end