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Groups > comp.lang.python > #20947

Re: Python math is off by .000000000000045

Date 2012-02-27 09:28 -0800
From Ethan Furman <ethan@stoneleaf.us>
Subject Re: Python math is off by .000000000000045
References (2 earlier) <wh92r.13653$1I2.11412@newsfe08.iad> <mailman.162.1330203944.3037.python-list@python.org> <aa5ca147-b5ed-4f8c-935d-48b2c2cfac87@gr6g2000vbb.googlegroups.com> <4f4965f5$0$29989$c3e8da3$5496439d@news.astraweb.com> <cbd3219a-d379-4499-94ea-c4d0178a498f@db5g2000vbb.googlegroups.com>
Newsgroups comp.lang.python
Message-ID <mailman.205.1330365088.3037.python-list@python.org> (permalink)

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jmfauth wrote:
> On 25 fév, 23:51, Steven D'Aprano <steve
> +comp.lang.pyt...@pearwood.info> wrote:
>> On Sat, 25 Feb 2012 13:25:37 -0800, jmfauth wrote:
>>>>>> (2.0).hex()
>>> '0x1.0000000000000p+1'
>>>>>> (4.0).hex()
>>> '0x1.0000000000000p+2'
>>>>>> (1.5).hex()
>>> '0x1.8000000000000p+0'
>>>>>> (1.1).hex()
>>> '0x1.199999999999ap+0'
>>> jmf
>> What's your point? I'm afraid my crystal ball is out of order and I have
>> no idea whether you have a question or are just demonstrating your
>> mastery of copy and paste from the Python interactive interpreter.
> 
> It should be enough to indicate the right direction
> for casual interested readers.

I'm a casual interested reader and I have no idea what your post is 
trying to say.

~Ethan~

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Thread

Python math is off by .000000000000045 Alec Taylor <alec.taylor6@gmail.com> - 2012-02-23 05:13 +1100
  Re: Python math is off by .000000000000045 nn <pruebauno@latinmail.com> - 2012-02-22 10:29 -0800
  Re: Python math is off by .000000000000045 Jussi Piitulainen <jpiitula@ling.helsinki.fi> - 2012-02-22 20:44 +0200
  Re: Python math is off by .000000000000045 Grant Edwards <invalid@invalid.invalid> - 2012-02-22 20:48 +0000
    Re: Python math is off by .000000000000045 Tobiah <toby@tobiah.org> - 2012-02-25 09:56 -0800
      Re: Python math is off by .000000000000045 Tim Wintle <tim.wintle@teamrubber.com> - 2012-02-25 19:08 +0000
      Re: Python math is off by .000000000000045 Terry Reedy <tjreedy@udel.edu> - 2012-02-25 16:05 -0500
        Re: Python math is off by .000000000000045 jmfauth <wxjmfauth@gmail.com> - 2012-02-25 13:25 -0800
          Re: Python math is off by .000000000000045 Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-02-25 22:51 +0000
            Re: Python math is off by .000000000000045 jmfauth <wxjmfauth@gmail.com> - 2012-02-26 01:59 -0800
              Re: Python math is off by .000000000000045 Ethan Furman <ethan@stoneleaf.us> - 2012-02-27 09:28 -0800
              Re: Python math is off by .000000000000045 Michael Torrie <torriem@gmail.com> - 2012-02-27 17:53 -0700
              Re: Python math is off by .000000000000045 Ethan Furman <ethan@stoneleaf.us> - 2012-02-28 09:56 -0800
      Re: Python math is off by .000000000000045 Devin Jeanpierre <jeanpierreda@gmail.com> - 2012-02-25 21:49 -0500
      Re: Python math is off by .000000000000045 Terry Reedy <tjreedy@udel.edu> - 2012-02-26 00:44 -0500
  Re: Python math is off by .000000000000045 John Ladasky <ladasky@my-deja.com> - 2012-02-26 16:24 -0800
    Re: Python math is off by .000000000000045 Terry Reedy <tjreedy@udel.edu> - 2012-02-26 20:30 -0500
    Re: Python math is off by .000000000000045 Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-02-27 03:28 +0000
      Re: Python math is off by .000000000000045 Grant Edwards <invalid@invalid.invalid> - 2012-02-27 15:02 +0000
        Re: Python math is off by .000000000000045 Michael Torrie <torriem@gmail.com> - 2012-02-27 08:34 -0700

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