(logic circuits) A Boolean operation and that is real in the event the two input variables are different but is if not Bogus; the XOR operation ( A B ¯ + A ¯ B displaystyle scriptstyle A overline B + overline A B (= quarrel) → Differenz f, → Auseinandersetzung file; a difference of belief → eine Meinungsverschiedenheit; to settle or solve a