Re: My Crazy Idea

Nicholas Bostrom (
Sun, 17 Aug 1997 16:24:53 +0000

Dan Clemmensen:
> > It is possible to pack an infinite number of 3 dimensional objects in a
> > 9 dimensional space and have all the objects be arbitrarily close to each
> > other, in fact just 4 dimensions would do. This means that an infinite number
> > of objects could communicate with each other in an arbitrarily short amount
> > of time, even if the objects are not infinitely small and even if the signal
> > only travels at the speed of light, or even less.
> >
> I'm not an expert, but I don't think this is quite
> correct. If this variant of superstring theory is
> correct, then matter really is (9+1)-dimensional, not
> (3+)-dimensional, and is therefore has finite "thickness"
> in the other dimensions. By analogy, you can stack
> an infinite number of abstract 2-dimensional objects
> together in 3-space without generating any "thickness",
> but when you start stacking practical "2-D" pieces of
> paper, you build a real book with real thickness.

Yes, this seems to be exactly the right reply.

BTW, you said that you like to believe that you have established the
possibility of neutronium computing. Do you have a paper on this?

Nicholas Bostrom
London School of Economics
Department of Philosphy, Logic and Scientifc Method