Timeline for Why doesn't the number of space dimensions equal the number of time dimensions?
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Jun 20 at 21:45 | comment | added | FlatterMann | We don't have an ability to predict the actual future in a relativistic universe. The local future depends on physics that at the present happens at spacelike separated distances. The state in that region of spacetime is not only unknown but principally unknowable. So while Tegmark and others probably have a structurally valid point there, the statement that the future is (locally) predictable in universes with one timelike dimension is objectively not true. What seems to be predictable is the average of all possible futures. That's what standard quantum mechanics does. | |
May 4, 2015 at 20:17 | review | Late answers | |||
May 4, 2015 at 20:27 | |||||
May 4, 2015 at 20:07 | review | First posts | |||
May 4, 2015 at 20:27 | |||||
May 4, 2015 at 19:59 | history | answered | Peter Wills | CC BY-SA 3.0 |