Wednesday, January 2, 2013

Map of the universe and relativism

Starting with a map of the universe as an inspiration point, a thought occurred to me...going back to the representation of the universe as a map were done so with all sorts of implication.  It would seem the map were cosmological projections of structures in time that may or may not exist, or at least these structures would likely be in much different alignments relative to the past that were projected into our present.  The map it seems were entirely relative, at least how might a map coincide with a map in a different galaxy that were closer to another galactic structure then ours...it seems they would be mapping a time relative to ours that appeared different to them relative us, and vice versa.  Could you hand a map to an alien visitor for another galaxies and have them clearly understand much of what were known...maybe, maybe not?  And given the varied subdivision of space and overall considering a known cross sectional length of the universe, there would be potentially a very large number of maps that could be drawn at any given time that should be difficult in reconciling correspondences?

 All of these drawn maps would be called perspective maps in some manner, or at least the problem of perspectively couldn't be neglected in the relational scope from map to map.  Of course, generally being confined to much smaller distances in travel, its not so much a problem considered however at the moment for our planet.

Now consider as thought experiment 'grand map' that expressed all structures of the universe at their present location at any given time that were all local in the time relative sense...meaning this were the true position of such structure at a given point in time that could be characterized as local present, or in other words a map derived in all space at a local present time in all such locations.  This map it would seem would could be understood in all local space relatively speaking, but more distant cosmological structures would neither visibly correspond to the optical images present from any given vantage.  Of course, it seems some structures could be missing for the compilation of all such local presents...if you were advanced enough you could apply predictive maths in deducing an optical map that might correspond to a given vantage, but this were always limited in scope given the complexity of the n bodies interaction problems were concerned at the detailed level.  You might find something approximately resembling but neither finely resolved.

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