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authorGravatar David Aspinall <da@inf.ed.ac.uk>2009-12-04 09:42:41 +0000
committerGravatar David Aspinall <da@inf.ed.ac.uk>2009-12-04 09:42:41 +0000
commite83e1554aa3eb8fbe8795a4cfec1207cdd0d3ae2 (patch)
tree0d97b2965dfd82343e3e501ffb34b15ad072ee74 /etc/isar
parenta308aaef435e1cf7a2fc093cf1a96ca6bf6bf3ae (diff)
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diff --git a/etc/isar/Trac280-subrev.thy b/etc/isar/Trac280-subrev.thy
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+theory Test imports Main begin
+
+lemma
+ assumes asm: "P\<^isub>i \<and> Q\<^isub>i"
+ shows "Q\<^isub>i \<and> P\<^isub>i"
+proof -
+ from asm obtain "P\<^isub>i" and "Q\<^isub>i"
+ by blast
+ then show "Q\<^isub>i \<and> P\<^isub>i"
+ by simp
+qed
+
+end
+
+