> On 14 Aug 2018, at 01:06, Brent Meeker <[email protected]> wrote: > > > > On 8/13/2018 3:20 PM, [email protected] <mailto:[email protected]> > wrote: >>> If you start with impossible initial conditions you get impossible results. >>> Doesn't mean the theory is wrong. >>> >>> Brent >>> >>> What are the impossible initial conditions? AG >> >> You apparently contemplated a perfectly plane wave, so that it extends to >> infinity and yet meets an infinite screen in finite time. >> >> I'm not sure. Wouldn't any spherical wave impacting the screen extend as far >> as the length of the screen, hence infinitely distant? AG > > You illustrate my point by immediately abandoning one idealized initial > condition by posing another idealization. Engineers and scientists realize > they are always calculating with idealizations. Only mathematicians and > metaphysicians think the idealizations of their symbol manipulation is > reality.
Only mathematicalist metaphysicians. Physicalist metaphysicians believe in some primary matter. Mechanism enforce mathematical (even arithmetical, combinatorical) metaphysics. Bruno > > Brent > As far as the laws of mathematics refer to reality, they are not > certain, and as far as they are certain, they do not refer to > reality. > -- Albert Einstein > > -- > 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] > <mailto:[email protected]>. > To post to this group, send email to [email protected] > <mailto:[email protected]>. > Visit this group at https://groups.google.com/group/everything-list > <https://groups.google.com/group/everything-list>. > For more options, visit https://groups.google.com/d/optout > <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.
