Entanglement Entropy of a Random Pure State
Entanglement Entropy of a Random Pure State
Entanglement Entropy of a Random Pure State
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<strong>Entanglement</strong> entropy<br />
Subsystem A described by ˆρ A = ∑ N<br />
i=1 λ i|λ A i 〉〈λ A i |<br />
• Von Neuman entropy: S VN = −Tr [ˆρ A ln ˆρ A ] = − ∑ N<br />
i=1 λ i ln λ i<br />
S.N. Majumdar<br />
Distribution <strong>of</strong> Bipartite <strong>Entanglement</strong> <strong>of</strong> a <strong>Random</strong> <strong>Pure</strong> <strong>State</strong>