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Groups > comp.lang.c > #65637

Re: Readability part I - code

From glen herrmannsfeldt <gah@ugcs.caltech.edu>
Newsgroups comp.lang.c
Subject Re: Readability part I - code
Date 2015-07-15 17:35 +0000
Organization Aioe.org NNTP Server
Message-ID <mo65l3$2fj$1@speranza.aioe.org> (permalink)
References (6 earlier) <kfnvbds6pxb.fsf@x-alumni2.alumni.caltech.edu> <mnom70$o8t$1@dont-email.me> <kfny4imzr7b.fsf@x-alumni2.alumni.caltech.edu> <mo13ef$5bo$1@speranza.aioe.org> <kfnbnfdu3ft.fsf@x-alumni2.alumni.caltech.edu>

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Tim Rentsch <txr@alumni.caltech.edu> wrote:

(snip, someone wrote)
>> unsigned int
>> is_prime(
>>    unsigned int n
>> ){
>>    if (n < 2) return 0;
>>
>>    if (!  (n % 2)) return (n == 2);
>>    if (!  (n % 3)) return (n == 3);
>>    unsigned int m = (unsigned int)(std::sqrt(n));

(snip)

> Obviously it's an improvement in terms of runtime efficiency.
> Leaving aside low-level style factors (and ignoring the 'std::'
> C++-ism), my main reservation is the use of sqrt() to find the
> loop bound.  

Reminds me of my first IBM Fortran program, the sample in
the Fortran manual, which uses sqrt() to limit the loop
for prime testing. That was the first time I thought about
doing it that way. 

Not so long before, I wrote a prime number program for an
HP 9810A calculator, which stored generated primes in memory,
and used those for testing. It seemed obvious enough to me
at the time.

> Basically I don't trust my own ability to reason
> about what happens when floating-point is involved (plus, rightly
> or wrongly, converting to and from floating point feels
> "expensive" to me - maybe that's just my prejudice, but there it
> is).  Testing only two candidates out of every six integers
> helps.  Have you thought about taking that one step further,
> which would eliminate another 20% of trial divisions (ie, only 8
> values per 30 rather than 10 values per 30)?

I would put a +1 in just to be sure that it rounds up and I
don't miss any trial divisors. IBM didn't in the sample, though.
The close case is a perfect square, which one might hope rounds
correctly, but I don't trust floating point, either.

> Here is my current favorite simple routine for doing primality
> testing (shown with type 'unsigned' as a stand-in for what
> probably should be uintmax_t):

(snip)

-- glen

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Thread

Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-04-15 11:46 -0700
  Re: Readability part I - code Jorgen Grahn <grahn+nntp@snipabacken.se> - 2015-04-15 19:55 +0000
    Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-04-30 02:00 -0700
  Re: Readability part I - code Xcott Craver <xcottcraver@gmail.com> - 2015-04-15 13:19 -0700
    Re: Readability part I - code Jorgen Grahn <grahn+nntp@snipabacken.se> - 2015-04-16 13:08 +0000
    Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-04-30 02:25 -0700
  Re: Readability part I - code pa@see.signature.invalid (Pierre Asselin) - 2015-04-16 01:01 +0000
    Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-04-30 02:37 -0700
      Re: Readability part I - code pa@see.signature.invalid (Pierre Asselin) - 2015-05-01 02:07 +0000
        Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-01 04:29 -0700
  Readability part I - code asetofsymbols@gmail.com - 2015-04-16 00:13 -0700
    Readability part I - code asetofsymbols@gmail.com - 2015-04-16 00:34 -0700
    Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-04-30 02:46 -0700
      Re: Readability part I - code asetofsymbols@gmail.com - 2015-04-30 05:54 -0700
        Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-01 04:37 -0700
          Re: Readability part I - code asetofsymbols@gmail.com - 2015-05-01 11:48 -0700
            Re: Readability part I - code asetofsymbols@gmail.com - 2015-05-02 23:59 -0700
              Re: Readability part I - code raltbos@xs4all.nl (Richard Bos) - 2015-05-08 20:52 +0000
                Re: Readability part I - code asetofsymbols@gmail.com - 2015-05-08 16:15 -0700
                Re: Readability part I - code David Brown <david.brown@hesbynett.no> - 2015-05-09 16:14 +0200
            Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-03 09:11 -0700
  Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-04-16 00:19 -0700
    Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-04-30 02:51 -0700
      Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-04-30 20:14 -0700
        Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-01 05:10 -0700
          Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-05-01 06:10 -0700
            Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-03 09:17 -0700
  Re: Readability part I - code David Brown <david.brown@hesbynett.no> - 2015-04-16 11:01 +0200
    Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-04-16 04:26 -0700
      Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-04-16 13:19 -0500
        Re: Readability part I - code David Brown <david.brown@hesbynett.no> - 2015-04-17 09:20 +0200
          Re: Readability part I - code James Kuyper <jameskuyper@verizon.net> - 2015-04-17 08:21 -0400
            Re: Readability part I - code David Brown <david.brown@hesbynett.no> - 2015-04-17 15:04 +0200
              Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-04-17 06:18 -0700
          Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-04-17 12:24 -0500
    Re: Readability part I - code Greg Martin <greg.at.softsprocket@dot.com> - 2015-04-17 15:58 +0000
      Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-04-30 04:10 -0700
        Re: Readability part I - code David Brown <david.brown@hesbynett.no> - 2015-04-30 13:47 +0200
          Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-04-30 13:48 +0100
            Re: Readability part I - code David Brown <david.brown@hesbynett.no> - 2015-04-30 16:35 +0200
              Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-04-30 10:00 -0700
          Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-01 06:25 -0700
            Re: Readability part I - code David Brown <david.brown@hesbynett.no> - 2015-05-02 15:53 +0200
              Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-03 10:42 -0700
                Re: Readability part I - code David Brown <david.brown@hesbynett.no> - 2015-05-04 09:41 +0200
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-05 07:01 -0700
                Re: Readability part I - code David Brown <david.brown@hesbynett.no> - 2015-05-06 09:34 +0200
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-05-06 04:33 -0700
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-06 13:51 +0100
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-07 11:51 -0700
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-07 21:49 +0100
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-11 13:22 -0700
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-06 15:27 +0100
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-05-06 09:11 -0700
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-06 21:00 +0100
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-05-07 00:20 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-06 10:43 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-06 13:11 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-06 19:48 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-07 11:51 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-07 12:26 -0700
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-05-07 16:52 -0700
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-07 20:22 -0500
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-08 02:56 +0100
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-08 10:53 -0500
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-07 18:30 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-08 09:27 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-08 11:06 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-09 09:31 -0700
                Re: Readability part I - code Ian Collins <ian-news@hotmail.com> - 2015-05-10 08:01 +1200
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-05-09 13:13 -0700
                Re: Readability part I - code Ian Collins <ian-news@hotmail.com> - 2015-05-10 08:51 +1200
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-09 16:45 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-07 13:28 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-06 19:36 -0700
                Re: Readability part I - code Robert Wessel <robertwessel2@yahoo.com> - 2015-05-06 22:13 -0500
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-07 11:56 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-07 14:16 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-07 11:43 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-07 12:02 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-07 13:36 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-07 15:09 -0700
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-05-07 17:13 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-07 18:07 -0700
                Re: Readability part I - code David Brown <david.brown@hesbynett.no> - 2015-05-08 11:35 +0200
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-11 11:41 -0700
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-11 13:59 -0500
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-10 10:27 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-10 10:50 -0700
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-10 19:09 +0100
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-12 04:54 -0700
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-12 13:19 +0100
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-05-12 05:26 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-12 08:31 -0700
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-12 16:40 +0100
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-20 10:28 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-10 11:39 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-12 05:33 -0700
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-07 17:59 -0500
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-11 09:20 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-11 09:37 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-11 09:40 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-11 09:46 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-11 09:53 -0700
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-11 13:47 -0500
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-11 20:04 +0100
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-11 12:39 -0700
                Re: Readability part I - code Nathan Wagner <nw@hydaspes.if.org> - 2015-05-12 07:34 +0000
                Re: Readability part I - code raltbos@xs4all.nl (Richard Bos) - 2015-05-12 10:58 +0000
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-05-11 21:00 +0100
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-11 21:18 +0100
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-05-11 23:37 +0100
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-12 00:07 +0100
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-11 16:52 -0700
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-05-12 01:19 +0100
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-12 01:43 +0100
                Re: Readability part I - code raltbos@xs4all.nl (Richard Bos) - 2015-05-12 11:00 +0000
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-12 12:33 +0100
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-05-12 13:25 +0100
                Re: Readability part I - code raltbos@xs4all.nl (Richard Bos) - 2015-05-17 10:01 +0000
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-12 08:26 -0700
                Re: Readability part I - code Ike Naar <ike@iceland.freeshell.org> - 2015-05-14 19:58 +0000
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-05-14 20:15 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-21 07:25 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-21 08:50 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-25 02:06 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-25 09:25 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-10 07:35 -0700
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-07-10 15:53 +0100
                Re: Readability part I - code Martin Shobe <martin.shobe@yahoo.com> - 2015-07-10 10:20 -0500
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-07-10 16:30 +0100
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-07-10 10:49 -0700
                Re: Readability part I - code Philip Lantz <prl@canterey.us> - 2015-07-10 11:19 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-11 07:47 -0700
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-07-13 20:20 +0100
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-15 02:57 -0700
                Re: Readability part I - code "Chris M. Thomasson" <nospam@nospam.nospam> - 2015-07-13 12:27 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-15 03:21 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-15 17:35 +0000
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-07-15 18:46 +0100
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-07-15 11:35 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-20 08:47 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-20 21:24 +0000
                Re: Readability part I - code Richard Damon <Richard@Damon-Family.org> - 2015-07-21 08:43 -0400
                Re: Readability part I - code James Kuyper <jameskuyper@verizon.net> - 2015-07-21 13:26 -0400
                Re: Readability part I - code Richard Damon <Richard@Damon-Family.org> - 2015-07-21 22:11 -0400
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-22 04:03 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-23 02:30 -0700
                Re: Readability part I - code Ian Collins <ian-news@hotmail.com> - 2015-05-22 07:14 +1200
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-24 08:24 -0700
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-21 23:39 +0100
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-22 11:51 -0700
                Re: Readability part I - code Ian Collins <ian-news@hotmail.com> - 2015-05-23 07:35 +1200
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-05-24 06:36 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-10 07:25 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-07-10 08:44 -0700
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-07-10 16:53 +0100
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-11 08:57 -0700
                Re: Readability part I - code Öö Tiib <ootiib@hot.ee> - 2015-05-23 06:27 -0700
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-23 16:07 -0500
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-23 19:10 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-05-24 06:25 +0000
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-24 12:24 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-05-24 22:49 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-24 12:49 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-05-24 22:56 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-10 09:07 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-10 17:29 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-11 08:52 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-11 19:45 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-15 04:27 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-15 17:50 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-20 08:48 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-23 03:21 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-23 21:30 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-26 11:30 -0700
                Re: Readability part I - code Robert Wessel <robertwessel2@yahoo.com> - 2015-07-26 16:16 -0500
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-26 23:04 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-30 15:15 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-10 09:12 -0700
                Re: Readability part I - code Ian Collins <ian-news@hotmail.com> - 2015-05-12 17:28 +1200
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-05-12 11:09 +0100
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-05-12 11:43 +0100
                Re: Readability part I - code asetofsymbols@gmail.com - 2015-05-12 05:16 -0700
                Re: Readability part I - code asetofsymbols@gmail.com - 2015-05-12 05:34 -0700
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-05-12 22:52 +0100
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-21 03:45 -0700
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-21 12:53 +0100
                Re: Readability part I - code asetofsymbols@gmail.com - 2015-05-21 11:01 -0700
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-21 20:18 +0100
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-05-21 21:47 +0100
                Re: Readability part I - code Kusalananda <kusalananda@example.com> - 2015-05-24 07:12 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-10 08:59 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-10 09:18 -0700
                Re: Readability part I - code Ian Collins <ian-news@hotmail.com> - 2015-05-22 07:15 +1200
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-10 08:53 -0700
                Re: Readability part I - code Ian Collins <ian-news@hotmail.com> - 2015-07-11 14:09 +1200
                Re: Readability part I - code Reinhardt Behm <rbehm@hushmail.com> - 2015-07-11 10:37 +0800
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-11 12:51 -0700
                Re: Readability part I - code Ian Collins <ian-news@hotmail.com> - 2015-07-12 10:20 +1200
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-15 07:23 -0700
                Re: Readability part I - code jadill33@gmail.com - 2015-05-11 13:30 -0700
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-11 21:56 +0100
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-11 23:14 -0500
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-12 08:15 -0700
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-12 16:38 +0100
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-12 11:38 -0500
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-12 17:58 +0100
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-12 13:44 -0500
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-12 11:32 -0500
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-12 11:14 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-21 03:27 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-21 08:41 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-24 18:12 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-05-24 19:20 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-10 08:51 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-07-10 11:35 -0700
                Re: Readability part I - code James Kuyper <jameskuyper@verizon.net> - 2015-07-10 14:54 -0400
                Re: Readability part I - code James Kuyper <jameskuyper@verizon.net> - 2015-07-10 15:10 -0400
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-10 20:51 +0000
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-07-10 13:22 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-10 20:47 +0000
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-07-10 17:05 -0700
                Re: Readability part I - code Rosario19 <Ros@invalid.invalid> - 2015-07-11 11:04 +0200
                Re: Readability part I - code Reinhardt Behm <rbehm@hushmail.com> - 2015-07-11 18:06 +0800
                Re: Readability part I - code Rosario19 <Ros@invalid.invalid> - 2015-07-11 14:57 +0200
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-11 09:20 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-11 20:06 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-15 04:55 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-07-11 13:26 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-15 06:29 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-20 13:49 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-21 07:12 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-05-21 15:26 +0000
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-22 11:36 -0500
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-24 13:50 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-05-24 23:01 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-10 08:42 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-10 17:37 +0000
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-07-10 10:59 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-12 16:47 -0700
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-16 17:03 -0500
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-23 06:52 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-11 11:23 -0700
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-11 23:52 -0500
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-20 09:29 -0700
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-24 14:56 -0500
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-10 08:30 -0700
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-07-10 11:04 -0700
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-07-10 18:39 -0500
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-07-10 17:02 -0700
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-07-11 01:23 +0100
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-07-10 17:48 -0700
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-07-11 10:50 +0100
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-07-11 06:55 -0700
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-07-11 15:23 +0100
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-07-11 08:14 -0700
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-07-11 07:53 -0700
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-07-11 22:04 +0100
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-07-11 14:51 -0700
                Re: Readability part I - code Richard Damon <Richard@Damon-Family.org> - 2015-07-11 20:05 -0400
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-07-12 01:31 +0100
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-07-11 18:24 -0700
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-07-12 19:00 +0100
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-07-13 13:24 +0100
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-07-13 06:11 -0700
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-07-11 23:09 +0100
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-07-11 23:21 +0100
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-07-11 17:35 -0700
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-07-12 01:43 +0100
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-07-12 10:31 +0100
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-07-12 16:12 +0100
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-07-12 18:02 +0100
                Re: Readability part I - code Philip Lantz <prl@canterey.us> - 2015-07-12 11:16 -0700
                Re: Readability part I - code Bartc <bc@freeuk.com> - 2015-07-12 21:06 +0100
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-11 15:44 -0700
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-07-11 16:15 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-15 13:50 -0700
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-11 20:13 +0000
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-07-11 23:01 +0100
                Re: Readability part I - code Keith Thompson <kst-u@mib.org> - 2015-07-11 17:28 -0700
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-07-12 01:53 +0100
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-12 00:45 +0000
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-07-12 01:55 +0100
                Re: Readability part I - code glen herrmannsfeldt <gah@ugcs.caltech.edu> - 2015-07-12 02:44 +0000
                Re: Readability part I - code Robert Wessel <robertwessel2@yahoo.com> - 2015-07-12 16:51 -0500
                Re: Readability part I - code Ben Bacarisse <ben.usenet@bsb.me.uk> - 2015-07-11 10:25 +0100
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-11 07:52 -0700
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-07-11 09:25 -0500
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-11 13:15 -0700
                Re: Readability part I - code raltbos@xs4all.nl (Richard Bos) - 2015-05-08 16:15 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-11 11:35 -0700
                Re: Readability part I - code Stephen Sprunk <stephen@sprunk.org> - 2015-05-11 23:56 -0500
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-12 11:53 -0700
                Re: Readability part I - code Richard Heathfield <rjh@cpax.org.uk> - 2015-05-12 20:01 +0100
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-23 07:09 -0700
                Re: Readability part I - code raltbos@xs4all.nl (Richard Bos) - 2015-05-17 10:12 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-23 07:43 -0700
                Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-05-25 14:51 -0700
                Re: Readability part I - code raltbos@xs4all.nl (Richard Bos) - 2015-05-26 09:17 +0000
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-07-10 07:44 -0700
    Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-04-30 03:19 -0700
      Re: Readability part I - code David Brown <david.brown@hesbynett.no> - 2015-04-30 14:04 +0200
        Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-01 08:07 -0700
          Re: Readability part I - code Ian Collins <ian-news@hotmail.com> - 2015-05-02 09:18 +1200
            Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-03 10:10 -0700
              Re: Readability part I - code Malcolm McLean <malcolm.mclean5@btinternet.com> - 2015-05-03 10:43 -0700
                Re: Readability part I - code Melzzzzz <mel@zzzzz.com> - 2015-05-03 19:47 +0200
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-03 13:40 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-04 12:10 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-05 06:45 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-05 09:06 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-05 20:27 -0700
                Re: Readability part I - code David Kleinecke <dkleinecke@gmail.com> - 2015-05-06 10:33 -0700
                Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-05-06 19:33 -0700
  Re: Readability part I - code Les Cargill <lcargill99@comcast.com> - 2015-04-16 12:28 -0500
    Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-04-30 03:42 -0700
  Re: Readability part I - code Tim Rentsch <txr@alumni.caltech.edu> - 2015-04-30 01:40 -0700

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