Proceedings of the Royal Society of London Series A Mathematical and Physical Sciences · 1995 · 328 citations · 9 references
ComputingComputer SciencePhysicsQuantum ComputingQuantum MechanicsTheory Of ComputationComputational Quantum MechanicsQuantum BitsQuantum CircuitsQuantum ComputationQuantum GatesQuantum PhysicsElementary Quantum GatesLogic GatesMulti-qubit GatesQuantum Circuit ArchitectureQuantum Circuit ModelSingle-qubit GatesTwo-qubit GatesUniversal Quantum Computation
Abstract We show that in quantum computation almost every gate that operates on two or more bits is a universal gate. We discuss various physical considerations bearing on the proper definition of universality for computational components such as logic gates.
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