Mon, 30 May 2022 10:56:51 +0200 wenzelm clarified documentation: $ISABELLE_HOME is not a repository for regular releases;
Mon, 30 May 2022 10:52:00 +0200 wenzelm clarified command-line options;
Mon, 30 May 2022 10:51:04 +0200 wenzelm proper anchored pattern;
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