On Sun, Apr 23, 2017 at 8:11 AM, Bruno Marchal <[email protected]> wrote:
>> Robinson >> showed that if you do certain activities in a certain sequence then you >> can produce correct mathematical calculations without producing any >> incorrect mathematical calculations. But without matter that obeys the laws >> of physics you can't "do" anything, > > > > > You beg the question > > . > In physics things happen, interactions DO stuff, things come into physical existence that didn't exist before; but everything already exists in your non-physical Platonic sense so nothing can DO anything. The best definition of "nothing" I've ever heard of is infinite unbounded homogeneity, and that pretty well defines platonic reality too. > > and just make an ontological commitment. Most of the posts on this list are about ontology one way or another. John K Clark > and just make an ontological commitment. > > > > that's why a book by itself can't perform a calculation or "do" anything > else either, not even a book on Robinson Arithmetic. > > > No one ever asked a book to compute anything, but a book on Robinson > Arithmetic, if you read it carefully, should help you to understand that > the notion of computation is not a physical notion at all. > > Bruno > > > > John K Clark > > > -- > 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 [email protected]. > To post to this group, send email to [email protected]. > Visit this group at https://groups.google.com/group/everything-list. > For more options, visit https://groups.google.com/d/optout. > > > http://iridia.ulb.ac.be/~marchal/ > > > > -- > 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 [email protected]. > To post to this group, send email to [email protected]. > Visit this group at https://groups.google.com/group/everything-list. > For more options, visit https://groups.google.com/d/optout. > -- 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 [email protected]. To post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/d/optout.
