Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #61414

Re: Spoiler alert? (Re: Programming puzzle with boolean circuits)

Path csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!newsfeed.xs4all.nl!newsfeed2.news.xs4all.nl!xs4all!newsgate.cistron.nl!newsgate.news.xs4all.nl!post.news.xs4all.nl!not-for-mail
Return-Path <joel.goldstick@gmail.com>
X-Original-To python-list@python.org
Delivered-To python-list@mail.python.org
X-Spam-Status OK 0.117
X-Spam-Level *
X-Spam-Evidence '*H*': 0.77; '*S*': 0.00; 'logic': 0.09; 'cc:addr :python-list': 0.11; 'loops': 0.16; 'somehow.': 0.16; 'subject:Programming': 0.16; 'wrote:': 0.18; 'memory': 0.22; 'cc:addr:python.org': 0.22; 'mon,': 0.24; 'cc:2**0': 0.24; "i've": 0.25; 'header:In-Reply-To:1': 0.27; 'dec': 0.30; 'strongly': 0.30; 'message-id:@mail.gmail.com': 0.30; "i'm": 0.30; 'url:mailman': 0.30; 'code': 0.31; 'high.': 0.31; 'url:python': 0.33; 'problem': 0.35; 'subject:with': 0.35; 'received:google.com': 0.35; 'url:listinfo': 0.36; 'url:org': 0.36; 'two': 0.37; 'feedback': 0.38; 'pm,': 0.38; 'space': 0.40; 'url:mail': 0.40; 'is.': 0.60; 'solve': 0.60; 'matter': 0.61; 'john': 0.61; 'ages': 0.84; 'circuit': 0.84; 'joel': 0.91; '2013': 0.98
DKIM-Signature v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=p6MAd+dDi2QOm0Ll1lvBKj29lY0PTzWqsN8bx3MUelI=; b=Z94B+OeH78HhjLRoLbC8YV1/Lk0cpRKwN040NpE+8WE2QZBh4gi9zzDv6adnGThCRW MUPlHXzEovpRsFj1uoeq0VGKDvmKzwBg0apuhFMBwDLZ/Vc3edpcqKfd+L5qyGa65cev V2G9EdOVlsnmapTAfUQDkYiRAwB/6N0rGGkzL1Nzi57VoI4Rc7R64AZI7pzLk+Ql6z9b eIb/mF4cTLd9izWSpbbmpeQyoFhVYbhQje3ZIv1mNHmONRBjdFWGA/nojo8KdWASR/Ll u6Pd2DRRAFCT2dW7YHRRaZnJRgOn1KWjJklkYe/TT3coq2Sob5OkqnppRaVA226gkyqQ Y3rA==
MIME-Version 1.0
X-Received by 10.53.10.34 with SMTP id dx2mr9974670vdd.13.1386621951693; Mon, 09 Dec 2013 12:45:51 -0800 (PST)
In-Reply-To <ba1c6a50-0847-42f0-9e3d-623064e71e12@googlegroups.com>
References <l84aor$3mj$1@news.albasani.net> <ba1c6a50-0847-42f0-9e3d-623064e71e12@googlegroups.com>
Date Mon, 9 Dec 2013 15:45:51 -0500
Subject Re: Spoiler alert? (Re: Programming puzzle with boolean circuits)
From Joel Goldstick <joel.goldstick@gmail.com>
To John Ladasky <john_ladasky@sbcglobal.net>
Content-Type multipart/alternative; boundary=001a1134caf2de86aa04ed20141b
Cc "python-list@python.org" <python-list@python.org>
X-BeenThere python-list@python.org
X-Mailman-Version 2.1.15
Precedence list
List-Id General discussion list for the Python programming language <python-list.python.org>
List-Unsubscribe <https://mail.python.org/mailman/options/python-list>, <mailto:python-list-request@python.org?subject=unsubscribe>
List-Archive <http://mail.python.org/pipermail/python-list/>
List-Post <mailto:python-list@python.org>
List-Help <mailto:python-list-request@python.org?subject=help>
List-Subscribe <https://mail.python.org/mailman/listinfo/python-list>, <mailto:python-list-request@python.org?subject=subscribe>
Newsgroups comp.lang.python
Message-ID <mailman.3796.1386621959.18130.python-list@python.org> (permalink)
Lines 60
NNTP-Posting-Host 2001:888:2000:d::a6
X-Trace 1386621959 news.xs4all.nl 2842 [2001:888:2000:d::a6]:55407
X-Complaints-To abuse@xs4all.nl
Xref csiph.com comp.lang.python:61414

Show key headers only | View raw

[Multipart message — attachments visible in raw view] - view raw

On Mon, Dec 9, 2013 at 3:39 PM, John Ladasky <john_ladasky@sbcglobal.net>wrote:

> It has been ages since I've thought about logic gates, but...
>
> My thought is that with two NOT logic gates, you can only build a
> flip-flop memory circuit.  That strongly suggests to me that a memory
> circuit would actually be used to solve the problem somehow.
>
> Two NOT gates plus as many AND and OR gates as you need.


> I'm thinking that feedback loops would have to be involved, no matter what
> the solution is.  A need for feedback loops would make it very hard to
> write code to look for the solution automatically.  The dimensionality of
> the search space will be high.
> --
> https://mail.python.org/mailman/listinfo/python-list
>



-- 
Joel Goldstick
http://joelgoldstick.com

Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

Programming puzzle with boolean circuits Johannes Bauer <dfnsonfsduifb@gmx.de> - 2013-12-09 12:49 +0100
  Re: Programming puzzle with boolean circuits Chris Angelico <rosuav@gmail.com> - 2013-12-10 00:25 +1100
    Re: Programming puzzle with boolean circuits Johannes Bauer <dfnsonfsduifb@gmx.de> - 2013-12-11 14:52 +0100
  Re: Programming puzzle with boolean circuits Joel Goldstick <joel.goldstick@gmail.com> - 2013-12-09 15:19 -0500
  Spoiler alert? (Re: Programming puzzle with boolean circuits) John Ladasky <john_ladasky@sbcglobal.net> - 2013-12-09 12:39 -0800
    Re: Spoiler alert? (Re: Programming puzzle with boolean circuits) Joel Goldstick <joel.goldstick@gmail.com> - 2013-12-09 15:45 -0500
  Re: Programming puzzle with boolean circuits Chris Angelico <rosuav@gmail.com> - 2013-12-10 12:41 +1100
  Fwd: Programming puzzle with boolean circuits Joel Goldstick <joel.goldstick@gmail.com> - 2013-12-09 21:03 -0500
  Re: Programming puzzle with boolean circuits Chris Angelico <rosuav@gmail.com> - 2013-12-10 13:21 +1100
  Re: Programming puzzle with boolean circuits Chris Angelico <rosuav@gmail.com> - 2013-12-10 19:50 +1100
  Re: Programming puzzle with boolean circuits Antoon Pardon <antoon.pardon@rece.vub.ac.be> - 2013-12-10 15:25 +0100

csiph-web