On Sat, Mar 30, 2013 at 07:15:00PM -0500, Joseph Knight wrote: > Sorry for the vagueness of my question; I would not count pi as a physical > constant. I would count the empirically determined circumference:diameter > ratio for a circle in our observed curved spacetime as a physical constant. > > The reason I asked is because Bruno has repeatedly claimed that > COMP=>"noncomputability of physics" but I'm wondering what exactly this > would mean in practice.
IIUC, it means that what he calls "first person indeterminancy" will manifest itself as genuinely random phenomena, which is by definition uncomputable. An example of such phenomena might be the timing of beta decay of atoms, which is widely believed to be truly random. Cheers -- ---------------------------------------------------------------------------- Prof Russell Standish Phone 0425 253119 (mobile) Principal, High Performance Coders Visiting Professor of Mathematics hpco...@hpcoders.com.au University of New South Wales http://www.hpcoders.com.au ---------------------------------------------------------------------------- -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to everything-list+unsubscr...@googlegroups.com. To post to this group, send email to everything-list@googlegroups.com. Visit this group at http://groups.google.com/group/everything-list?hl=en. For more options, visit https://groups.google.com/groups/opt_out.
