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The quantum computing tag is relevant for computing that uses quantum states such as superposition and/or entanglement to locate low energy states as solutions to complex problems (rather than laboriously enumerating and checking solutions as would be done with non-quantum traditional computing).

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How do Quantum Computers work? [closed]

I have a decent knowledge of quantum mechanics, undergraduate level, but would like a description of how a quantum computer works and why it is important that superpositions of states, ie coherence, e …
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