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  1. Bloch sphere

    ... sphere in optics) is a geometrical representation of the pure state space of a 2-level quantum system. Alternatively, it is the pure state space of a 1 qubit quantum register. The Bloch sphere is ...

    Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments

  2. Pure state

    REDIRECT pure states 1474 reads Last modified:  Monday, October 26, 2015 - 17:56

    Wiki article - Isabeau - 26/10/2015 - 17:56 - 0 comments

  3. Bipartite states and Schmidt decomposition

    ... Information Theory and will be defined in what follows: Pure States Definition Let H = H A  ⊗ H B be ... spaces H A and H B . We call some pure state ∣ ψ ⟩ A B on the composite system A ...

    Wiki article - Anonymous (not verified) - 04/03/2019 - 00:51 - 0 comments

  4. Pure states

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    Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments

  5. Density matrix

    ... statistical states. In that case it is said to be in a pure state . Typical situations in which a density matrix is needed ... a density matrix even though the complete system may be in a pure state. See quantum statistical mechanics . The density matrix ...

    Wiki article - Anonymous (not verified) - 08/09/2020 - 13:08 - 0 comments

  6. Multipartite entanglement

    ... s . Separability characterization and criteria Pure states Definition [Full   m -partite separability]: The ...

    Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments

  7. States

    ... A mixed quantum state is a statistical distribution of pure states. The expectation value ⟨ a ⟩ of a measurement A ...

    Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments

  8. Entanglement

    ... to either system A or system B a definite pure state . Another way to say this is that while the von Neumann entropy ...

    Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments

  9. Separable and entangled states

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    Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments

  10. Fidelity

    ... as Bures metric. Fidelity as a distance measure between pure states used to be called "transition probability". For two states given by ... ψ it is |⟨ ϕ ,  ψ ⟩| 2 . For a pure state (vector ψ ) and a mixed state (density matrix ρ ...

    Wiki article - Anonymous (not verified) - 26/10/2015 - 17:56 - 0 comments

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