Mon, 02 Oct 2000 14:22:39 +0200 export get_datatypes_sg;
wenzelm [Mon, 02 Oct 2000 14:22:39 +0200] rev 10121
export get_datatypes_sg; added weak_case_congs_of(_sg);
Mon, 02 Oct 2000 14:21:12 +0200 info: weak_case_cong;
wenzelm [Mon, 02 Oct 2000 14:21:12 +0200] rev 10120
info: weak_case_cong;
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