have "metis" method and "metis_tac" fall back on "metisFT" upon failure, following a suggestion by Larry
have "metis" method and "metis_tac" fall back on "metisFT" upon failure, following a suggestion by Larry

MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle