Linked from
The 25 pages that link to Logic gate, each with the reason it gives.
TransistorRelated: Transistors form the switching networks that implement digital logic.
Logical connectiveRelated: Physical gates implement connective-like operations in digital hardware.
Electric circuitRelated: Logic gates combine into circuits that implement digital computation.
Boole's expansion theoremRelated: The expansion can be implemented using AND, OR, and NOT gates.