On Monday, April 22, 2013 2:06:29 PM UTC-4, telmo_menezes wrote: > > > > On 22 avr. 2013, at 19:14, Craig Weinberg <whats...@gmail.com<javascript:>> > wrote: > > A quote from someone on Facebook. Any comments? > > "Computers can only do computations for rational numbers, not for real >> numbers. Every number in a computer is represented as rational. No computer >> can represent pi or any other real number... So even when consciousness can >> be explained by computations, no computer can actually simulate it." > > > Of course it can, the same way it represents the letter A, as some > sequence of bits. And it can perform symbolic computations with it. It can > calculate pi/2 + pi/2 = pi and so on. >
It's not representing pi with A though, it's representing a digital sequence which is arbitrarily truncated or rounded off at some point. It is not pi, but pi-ish. > > > 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-li...@googlegroups.com <javascript:>. > To post to this group, send email to everyth...@googlegroups.com<javascript:> > . > Visit this group at http://groups.google.com/group/everything-list?hl=en. > For more options, visit https://groups.google.com/groups/opt_out. > > > > -- 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.
