synchronize_syntax: declare operations within the local scope of fixes/consts (still inactive -- breaks rogue type-inference of rule_tac/where/of);
synchronize_syntax: declare operations within the local scope of fixes/consts
(still inactive -- breaks rogue type-inference of rule_tac/where/of);

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