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One-dimensional baby universe Hilbert space conjecture in quantum gravity
In a consistent theory of quantum gravity in spacetime dimension $d>3$ , let the baby universe Hilbert space be the Hilbert space associated with baby-universe degrees of freedom. O…
Conjectureopenbaby-universes quantum-gravity quantum-informationarXiv posted 2 days ago

One-dimensional baby universe Hilbert space conjecture in quantum gravity