Quote:
Originally Posted by shankar
So coming to the question at hand, are there any theories available which predict that in the new theory "time before t1" will be a meaningful entity? No.
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Yes. Because we disbelieve that there exists a state of infinite density and to show that something else must exist instead of that is one of our purposes in trying to find a theory of quantum gravity. That's a stated goal - to figure out what was going on when all four forces were the same.
Quote:
Originally Posted by shankar
The right question is not "What happened before t1?" Rather it is" "How to resolve the current anomaly" and "In the new theory what will the status of the entity of time?" i.e. not presuming the shape of the new theory before it is here.
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Semantics.