Article View: alt.folklore.computers
Article #620843Re: Implementation of a Turing Machine?
From: maus
Date: Wed, 21 Feb 2018 21:04
Date: Wed, 21 Feb 2018 21:04
37 lines
2689 bytes
2689 bytes
On 2018-02-21, Joe Pfeiffer <pfei...@cs.nmsu.edu> wrote: > maus <ma...@mail.com> writes: > >> On 2018-02-20, Gene Wirchenko <ge...@telus.net> wrote: >>> On Mon, 19 Feb 2018 09:11:12 +0000, Gareth's Downstairs Computer >>><headstone255.but.n...@yahoo.com> wrote: >>> >>>>On 19/02/2018 07:26, Gene Wirchenko wrote: >>> >>>>Not enough description of the state machine, though, for >>>>each state need to know action if 1 or 0 read, whether to >>>>write back 1 or 0, and next state whether 1 or 0 read. >>>> >>>>It is particularly fascinating that a Turing Machine could >>>>have been built with the technology available at the time >>>>it was first postualted (1935?) >>> >>> I do not think that that is that notable. The machine could have >>> been made back in Babbage's time. (Too bad Babbage did not come up >>> with something more immediately practical.) >>> >>> Sincerely, >>> >>> Gene Wirchenko >> >> AFAIhaveread, the problem was that it not possible to machine parts to >> the limits that Babbage's machines needed, at that time. > > No, it's been pretty well established they could have been. The problem > was that he never froze his design. In that he was not the last :) -- greymaus.ireland.ie Just_Another_Grumpy_Old_Man
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X-Received: by 10.55.151.68 with SMTP id z65mr3362306qkd.30.1519247082780; Wed, 21 Feb 2018 13:04:42 -0800 (PST) X-BeenThere: alt.folklore.computers@googlegroups.com Received: by 10.55.39.201 with SMTP id n192ls1357887qkn.11.gmail; Wed, 21 Feb 2018 13:04:42 -0800 (PST) X-Received: by 10.55.200.25 with SMTP id c25mr3372957qkj.11.1519247082063; Wed, 21 Feb 2018 13:04:42 -0800 (PST) MIME-Version: 1.0 X-FeedAbuse: http://nntpfeed.proxad.net/abuse.pl feeded by 78.192.65.63 Path: mbox-mo1.pugleaf.net!o9ni7206qte.1!nntp.google.com!proxad.net!feeder1-2.proxad.net!nntpfeed.proxad.net!news.muarf.org!news.roellig-ltd.de!open-news-network.org!feeder.erje.net!1.eu.feeder.erje.net!news.unit0.net!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: maus <ma...@mail.com> Newsgroups: alt.folklore.computers Subject: Re: Implementation of a Turing Machine? Date: 21 Feb 2018 21:04:40 GMT Lines: 37 Message-ID: <slrnp8rnn8.6c7.mausg@deb.xxx> References: <p6d0na$o5g$1@dont-email.me> <c0vk8dl5m89kives0l6qto4p2dtjp6m5s7@4ax.com> <p6e4bt$s3q$1@dont-email.me> <bd9n8d915oumbif39ii719fgsqfgng3n7l@4ax.com> <slrnp8ql3h.46d.mausg@deb.xxx> <1ba7w25gz0.fsf@pfeifferfamily.net> X-Trace: individual.net 3oRK5plTTijEXq3REPdcjQTZdUerd3oL2gUaHGSFUAvL241VSy Cancel-Lock: sha1:R6q9Q6pjFKbGrMogXAP6Hco/2Ho= User-Agent: slrn/1.0.3 (Linux) Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit