5D VS 4D SPACETIME. “The correspondence works the other way, too. Witten has shown that a black hole in antide Sitter spacetime corresponds to hot radiation in the alternative physics operating on the bounding spacetime. The entropy of the hole–a deeply mysterious concept–equals the radiation’s entropy, which is quite mundane.”
https://lnkd.in/draqjTW
linkedin post 2022-06-29 05:12:48
Nigel Fleming
September 21, 2022