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Re: Chaos Theory Question
Posted:
Jan 20, 2013 11:38 AM


On Sun, 20 Jan 2013 16:19:55 +0000, Frederick Williams <freddywilliams@btinternet.com> wrote:
>Ludovicus wrote: >> >> El sábado, 19 de enero de 2013 08:19:39 UTC4:30, Bob escribió: >> > Hello, >> > >> > >> > >> > Have started reading about Chaos theory. >> > >> > Sure is a very interesting concept. >> > >> > >> > >> > I would like to ask this question, please, for anyone who understands >> > >> > Chaos theory: >> > >> > >> > >> > Is it a requirement for a system to become (at some point), or exhibit, >> > >> > chaotic behavior for there to be "feedback" ? >> > >> > >> > >> > If so, positive, negative, either ? >> > >> > >> > >> > Thanks, >> > >> > Bob >> >> Yes. >> A sort of feedback. >> Example. The primes are chaotic because they are built by an algorithm determinist but its development is imprevisible. >> Its construction by the Eratosthenes Sieve is based in a sort of feedback >> because the produced primes affects the next primes to be produced. >> Ludovicus > >I have a few questions about this question: > >(1) What is chaos in the mathematical sense? >(2) What is a system (in the OP's sense)? >(3) Supposing that Q2 has a satisfactory answer, what does it mean for >(such a) system to have feedback? > >I know nothing about the matter, but it seems to me that one can have >chaos (in the mathematical sense) in contexts where 'feedback' has no >meaning.
More directly relevant to the OP, you can certainly have "feedback" without "chaos".
> >Also, (4) _are_ the primes chaotic in the OP's sense? > >[Yes, I could answer Q1 by looking it up, so take the Q to be... um... >"Socratic", if that doesn't sound too pretentious.]



