Re: Understanding Boolean Expressions

From	Jussi Piitulainen <jpiitula@ling.helsinki.fi>
Newsgroups	comp.lang.python
Subject	Re: Understanding Boolean Expressions
Date	2013-04-17 12:32 +0300
Organization	University of Helsinki
Message-ID	<qotppxtjye2.fsf@ruuvi.it.helsinki.fi> (permalink)
References	<c581a0ce-a534-42ed-995e-f0a0f1867df8@googlegroups.com> <516e59ee$0$29872$c3e8da3$5496439d@news.astraweb.com> <qottxn5k0ga.fsf@ruuvi.it.helsinki.fi> <516e694b$0$29872$c3e8da3$5496439d@news.astraweb.com>

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Steven D'Aprano <steve+comp.lang.python@pearwood.info> writes:

> On Wed, 17 Apr 2013 11:47:49 +0300, Jussi Piitulainen wrote:
> 
> > Steven D'Aprano writes:
> > 
> >> So paradoxically, that means that "x or y" counts as an and_test
> >> (obviously!) but also as an or_test, since every and_test also counts
> >> as an or_test. Here's some crappy ASCII art of a Venn diagram
> > 
> > I think you mean to say that "x and y" counts as an and_test and also as
> > an or_test.
> 
> You may very well be right, but I'll be damned if I go back and read 
> through my post trying to work out what I intended to say instead of what 
> I actually said! 
> 
> :-)

The quote above is sufficient context for one who knows that "x or y"
is not an and_test. I'm hoping that pointing this little thing out
will help some potentially confused reader of your otherwise excellent
explanation see more quickly that this is really just a harmless typo.
(Unless it's me who's confused :)

The quote appeared just before your ASCII art.

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Thread

Understanding Boolean Expressions Bruce McGoveran <bruce.mcgoveran@gmail.com> - 2013-04-16 15:19 -0700
  Re: Understanding Boolean Expressions Walter Hurry <walterhurry@lavabit.com> - 2013-04-16 22:32 +0000
  Re: Understanding Boolean Expressions Dave Angel <davea@davea.name> - 2013-04-16 18:57 -0400
  Re: Understanding Boolean Expressions "Rhodri James" <rhodri@wildebst.demon.co.uk> - 2013-04-17 00:28 +0100
  Re: Understanding Boolean Expressions Terry Jan Reedy <tjreedy@udel.edu> - 2013-04-16 21:23 -0400
  Re: Understanding Boolean Expressions Bruce McGoveran <bruce.mcgoveran@gmail.com> - 2013-04-16 19:29 -0700
  Re: Understanding Boolean Expressions Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-04-17 08:14 +0000
    Re: Understanding Boolean Expressions Jussi Piitulainen <jpiitula@ling.helsinki.fi> - 2013-04-17 11:47 +0300
      Re: Understanding Boolean Expressions Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-04-17 09:20 +0000
        Re: Understanding Boolean Expressions Jussi Piitulainen <jpiitula@ling.helsinki.fi> - 2013-04-17 12:32 +0300

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