Re: UDA and interference of histories

2009-01-30 Thread Michael Gough
In a sense, I don't see how a computation could be cancelled by another one. About a year ago I asked Deutsch about cancellation. My idea was that universes could annihilate each other if a particle was out of phase with its counterpart in another otherwise consistent universe. He said that

UDA and interference of histories

2009-01-28 Thread Günther Greindl
Again a question for Bruno ;-) There are certain arguments (Deutsch, Wallace, Greaves) that propose that they can derive probabilites (and the Born rule) from decision theory - although I am not convinced (see for instance Price 2008 - http://arxiv.org/abs/0802.1390). Criticism

Re: UDA and interference of histories

2009-01-28 Thread Bruno Marchal
Hi again Günther, Again a question for Bruno ;-) There are certain arguments (Deutsch, Wallace, Greaves) that propose that they can derive probabilites (and the Born rule) from decision theory - although I am not convinced (see for instance Price 2008 - http://arxiv.org/abs/0802.1390).