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Article #493Re: Basement universes
From: Anders Sandberg
Date: Tue, 07 Dec 1993 10:31
Date: Tue, 07 Dec 1993 10:31
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The many universes theory, first advanced by J Wheeler et al. According to Dyson, a finite amount of energy is enough to survive indefinitely in an open universe (the idea is to spend some of the energy, then wait until the universe is cold enough to make the remainin energy valuable enough, spend half of it, wait some more... and so on). I don't know how well this scheme works when taking into account energy being lost due to leaks, tunneling etc. and the fact that energy is quantified, making it impossible to subdivide indefinitely (Or am I completely wrong? Can there exist energy quantas smaller than any nonzero energy?) I don't think we could observe if our universe really is a basement universe. The "pinching-off" event took place at/before the big-bang, and unless there are some residual wormholes leading to our mother universe, we would have no possiblility distinguishing out universe from an "original" universe created by "natural processes" (Whatever *that* is) -- ------------------------------------------------------------------ Anders Sandberg Towards Ascension! nv91-asa@hemul.nada.kth.se (Geek code 0.3): GCS/M/S/O d++ -p+ c+++ l m++ s+/+ g+ w++ t+ r+ !x -- ------------------------------------------------------------------ Anders Sandberg Towards Ascension! nv91-asa@hemul.nada.kth.se (Geek code 0.3): GCS/M/S/O d++ -p+ c+++ l m++ s+/+ g+ w++ t+ r+ !x
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: fdeb7,4f4afea2f629f0f4 X-Google-Attributes: gidfdeb7,public X-Google-ArrivalTime: 1993-12-07 20:19:56 PST Newsgroups: bit.listserv.xtropy-l Path: arc1-ca.pugleaf.net!gmd.de!newsserver.jvnc.net!howland.reston.ans.net!pipex!sunic!kth.se!loire.nada.kth.se!nv91-asa From: nv91-asa@loire.nada.kth.se (Anders Sandberg) Subject: Re: Basement universes In-Reply-To: John Herrin's message of Sat, 4 Dec 1993 05:50:05 -0400 Message-ID: <NV91-ASA.93Dec7113104@loire.nada.kth.se> Originator: nv91-asa@loire.nada.kth.se Sender: usenet@kth.se Nntp-Posting-Host: loire.nada.kth.se Organization: Royal Institute of Technology, Stockholm, Sweden References: <01H62KGE90Z293C7N8@delphi.com> Date: Tue, 7 Dec 1993 10:31:04 GMT Lines: 34