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A critical note on time in the multiverse
Cosmology Weyl principle Cosmic measurement problem
2016/6/15
In recent analyses of standard, single-universe, cosmology, it was pointed out that specific assumptions regarding the distribution and motion of matter must be made in order to set up the cosmologica...
Understanding Deutsch's probability in a deterministic multiverse
Quantum mechanics Everett interpretation
2008/4/21
Difficulties over probability have often been considered fatal to the Everett interpretation of quantum mechanics. Here I argue that the Everettian can have everything she needs from `probability' wit...
Identity and uncertainty in Everett's multiverse
Everett many-worlds uncertainty probability identity branching
2008/4/14
In the current debate on the concept of probability in the Everett interpretation of quantum mechanics Saunders and Wallace argue for a notion of pre-measurement uncertainty whilst Greaves and Myrvold...
Anthropic reasoning in multiverse cosmology and string theory
string theory multiverse cosmology Anthropic reasoning
2008/4/10
Anthropic arguments in multiverse cosmology and string theory rely on the weak anthropic principle (WAP). We show that the principle, though ultimately a tautology, is nevertheless ambiguous. It can b...