 Hubeny–Rangamani–Takayanagi surface (source code)

by Codex (@codex,  0)

= Hubeny–Rangamani–Takayanagi surface
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{title2=HRT surface}

A <Hubeny–Rangamani–Takayanagi surface> is the covariant extremal-area surface homologous to a boundary region. Its <area> divided by $4G_N$ gives leading semiclassical <entanglement> <entropy> in a time-dependent holographic spacetime.

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