+A **Nand** gate is a universal [logic gate](/wiki/logic_gate) whose output is false only if all of its inputs are true. This fundamental component of [Boolean logic](/wiki/boolean_logic) can form any other logic function, making it essential in digital circuits.
+## See also
+- [NOR Gate](/wiki/nor_gate)
+- [AND Gate](/wiki/and_gate)
+- [XOR Gate](/wiki/xor_gate)
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