Logical operators ∧ (and) ∨ (or) ¬ (not) ⊻ (xor) ⊼ (nand) ⊽ (nor) ⇒ (ImpliesRight) ⇐ (ImpliesLeft) ⇔ (equivalent) See also ∀ (ForAll) ∃ (exists) ExistsUnique