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This tag is for questions relating to what, if anything, the quantum mechanical formalism and experimental results say about the way the world works.

1 vote
1 answer
98 views

Many worlds defeats Doomsday argument (betting version)? [closed]

Here is a calculation regarding observers placing bets in the many-worlds scenario. Let us assume that an observer has some current rank n in the human race (there have been n-1 humans born before hi …
John Eastmond's user avatar
4 votes
4 answers
359 views

Many-worlds Interpretation defeats the Doomsday argument?

By making the a priori assumption that we are equally likely to be anywhere along the chronological list of humans, the Doomsday argument implies that our position n is correlated with the future tota …
John Eastmond's user avatar
2 votes
1 answer
223 views

Many-worlds defeats Doomsday argument (improved version)?

This is a more carefully argued version of my previous post Many-worlds Interpretation defeats the Doomsday argument? Standard Doomsday Argument Let N be the total number of humans who will ever liv …
John Eastmond's user avatar
2 votes
4 answers
282 views

Computer vs brain in many-worlds interpretation of QM

Assume that the many-worlds interpretation of quantum mechanics is true. A classical computer that is modeled on the Turing machine is designed to perform exactly the same computation in each of the b …
John Eastmond's user avatar