(logic circuits) A Boolean Procedure which can be real if the two input variables are various but is otherwise Phony; the XOR Procedure ( A B ¯ + A ¯ B displaystyle scriptstyle A overline B + overline A B (= quarrel) → Differenz file, → Auseinandersetzung file; a difference of belief → eine Meinungsverschiedenheit; to settle or take care of