--- a/src/ZF/ROOT Sun Apr 09 20:17:00 2017 +0200 +++ b/src/ZF/ROOT Sun Apr 09 20:44:35 2017 +0200 @@ -43,8 +43,7 @@ (North-Holland, 1980) *} theories - Main - Main_ZFC + ZFC document_files "root.tex" session "ZF-AC" (ZF) in AC = ZF +