> On 5 Nov 2018, at 14:48, John Clark <johnkcl...@gmail.com> wrote: > > On Mon, Nov 5, 2018 at 4:39 AM Bruno Marchal <marc...@ulb.ac.be > <mailto:marc...@ulb.ac.be>> wrote: > > >>> No Turing machine can solve the halting problem. You are right on this. > >>> But an oracle can, or a machine with infinite speed can. > > >>If such a oracle could exist > > > In what sense? > > Whoever said there is no such thing as a stupid question was wrong. > > >>then logical contradictions could too > > > That does not follow. I don’t think that there are any evidence for such > > oracle in nature, but such existence would not introduce any contradiction. > > For god's sake! There is no evidence fire breathing dragons exist in nature > but if one did it would not produce a logical contradiction, however Turing > proved over 80 years ago that a oracle that could solve the Halting Problem > would.
No. He didn’t. You make that up. 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 everything-list+unsubscr...@googlegroups.com > <mailto:everything-list+unsubscr...@googlegroups.com>. > To post to this group, send email to everything-list@googlegroups.com > <mailto:everything-list@googlegroups.com>. > 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 everything-list+unsubscr...@googlegroups.com. To post to this group, send email to everything-list@googlegroups.com. Visit this group at https://groups.google.com/group/everything-list. For more options, visit https://groups.google.com/d/optout.
