lib/logo/isabelle_transparent-48.gif
author wenzelm
Tue, 28 Oct 2014 10:35:38 +0100
changeset 58798 49ed5eea15d4
parent 54675 ad329fef3023
permissions -rw-r--r--
'oops' requires proper goal statement -- exclude 'notepad' to avoid disrupting begin/end structure;

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