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Re: ddfloat library: the behavior of >dd

Date 2026-09-11 12:16 +1000
Subject Re: ddfloat library: the behavior of >dd
Newsgroups comp.lang.forth
References <117uplc$160ff$1@dont-email.me>
From dxf <dxforth@gmail.com>
Message-ID <6aa3648f$1@news.ausics.net> (permalink)
Organization Ausics - https://newsgroups.ausics.net

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On 11/09/2026 3:33 am, marcel hendrix wrote:
> ... 
> If I get reports  that >dd ddfe. processes all of these fine on other Forths it may be advantageous to fix >dd ddfe. Otherwise, I'd better go straight for the MPFR libraries.

Thanks for the test.

  dd# 9999999999999999999999999999999999999999999999999999d0   ddfs. 1.0000000000000000000000000000000E52
  dd# 8999999999999999999999999999999999999999999999999999d0   ddfs. 9.0000000000000000000000000000000E51
  dd# .9999999999999999999999999999999999999999999999999999d0  ddfs. 1.0000000000000000000000000000000E0
  dd# 0.99999999999999999999d44                                ddfs. 9.9999999999999999999000000000002E43
  dd# 0.99999999999999999999d34                                ddfs. 9.9999999999999999999000000000000E33
  dd# 0.99999999999999999999d30                                ddfs. 9.9999999999999999999000000000000E29
  dd# 0.99999999999999999999d28                                ddfs. 9.9999999999999999999000000000000E27
  dd# 0.9999999999999999999999999999999999999999999999999999d0 ddfs. 1.0000000000000000000000000000000E0
  dd# 1.9999999999999999999999999999999999999999999999999999d0 ddfs. 2.0000000000000000000000000000000E0

  dd# 0.00000000000000000000001d ddfs. 1.0000000000000000000000000000000E-23
  dd# 0.000000000000000000001d   ddfs. 1.0000000000000000000000000000000E-21

  dd# 0.0000000000000000001d     ddfs. 1.0000000000000000000000000000000E-19
  dd# 0.00000000000000001d       ddfs. 1.0000000000000000000000000000000E-17
  dd# 0.000000000000001d         ddfs. 1.0000000000000000000000000000000E-15
  dd# 0.0000000000000001d        ddfs. 1.0000000000000000000000000000000E-16
  dd# 1.000000000000000d-16      ddfs. 1.0000000000000000000000000000000E-16
  dd# 1.000000000000000d-15      ddfs. 1.0000000000000000000000000000000E-15
  dd# 1.000000000000000d-5       ddfs. 1.0000000000000000000000000000000E-5
  dd# 1.000000000000000d-1       ddfs. 1.0000000000000000000000000000000E-1

  dd# 1e-30                      ddfs. 1.0000000000000000000000000000000E-30
  dd# 1.0e-30                    ddfs. 1.0000000000000000000000000000000E-30

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ddfloat library: the behavior of >dd marcel hendrix <mhx@iae.nl> - 2026-09-10 19:33 +0200
  Re: ddfloat library: the behavior of >dd Krishna Myneni <krishna.myneni@ccreweb.org> - 2026-09-10 13:35 -0500
    Re: ddfloat library: the behavior of >dd marcel hendrix <mhx@iae.nl> - 2026-09-10 22:10 +0200
      Re: ddfloat library: the behavior of >dd Krishna Myneni <krishna.myneni@ccreweb.org> - 2026-09-10 16:51 -0500
  Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-11 12:16 +1000
    Re: ddfloat library: the behavior of >dd marcel hendrix <mhx@iae.nl> - 2026-09-11 12:05 +0200
      Re: ddfloat library: the behavior of >dd marcel hendrix <mhx@iae.nl> - 2026-09-12 00:27 +0200
        Re: ddfloat library: the behavior of >dd Krishna Myneni <krishna.myneni@ccreweb.org> - 2026-09-11 20:29 -0500
          Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-12 12:02 +1000
            Re: ddfloat library: the behavior of >dd Krishna Myneni <krishna.myneni@ccreweb.org> - 2026-09-12 10:24 -0500
          Re: ddfloat library: the behavior of >dd marcel hendrix <mhx@iae.nl> - 2026-09-12 10:45 +0200
            Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-12 19:51 +1000
            Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-12 22:47 +1000
              Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-13 03:14 +1000
                Re: ddfloat library: the behavior of >dd Krishna Myneni <krishna.myneni@ccreweb.org> - 2026-09-12 13:02 -0500
                Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-13 15:44 +1000
                Re: ddfloat library: the behavior of >dd marcel hendrix <mhx@iae.nl> - 2026-09-13 09:00 +0200
                Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-13 20:33 +1000
                Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-14 13:28 +1000
                Re: ddfloat library: the behavior of >dd marcel hendrix <mhx@iae.nl> - 2026-09-14 10:09 +0200
                Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-14 20:00 +1000
                Re: ddfloat library: the behavior of >dd marcel hendrix <mhx@iae.nl> - 2026-09-14 12:22 +0200
                Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-14 21:59 +1000
                Re: ddfloat library: the behavior of >dd marcel hendrix <mhx@iae.nl> - 2026-09-14 14:26 +0200
                Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-15 01:32 +1000
                Re: ddfloat library: the behavior of >dd marcel hendrix <mhx@iae.nl> - 2026-09-14 21:08 +0200
                Re: ddfloat library: the behavior of >dd Krishna Myneni <krishna.myneni@ccreweb.org> - 2026-09-14 15:25 -0500
                Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-15 13:11 +1000
                Re: ddfloat library: the behavior of >dd marcel hendrix <mhx@iae.nl> - 2026-09-15 14:06 +0200
                Re: ddfloat library: the behavior of >dd dxf <dxforth@gmail.com> - 2026-09-16 00:05 +1000
                Re: ddfloat library: the behavior of >dd anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2026-09-14 15:00 +0000
                Re: ddfloat library: the behavior of >dd marcel hendrix <mhx@iae.nl> - 2026-09-14 21:15 +0200
                Re: ddfloat library: the behavior of >dd Krishna Myneni <krishna.myneni@ccreweb.org> - 2026-09-14 15:29 -0500
                Re: ddfloat library: the behavior of >dd anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2026-09-14 20:58 +0000
                Re: ddfloat library: the behavior of >dd Krishna Myneni <krishna.myneni@ccreweb.org> - 2026-09-15 07:33 -0500
                Re: ddfloat library: the behavior of >dd anton@mips.complang.tuwien.ac.at (Anton Ertl) - 2026-09-15 15:53 +0000
                Re: ddfloat library: the behavior of >dd Krishna Myneni <krishna.myneni@ccreweb.org> - 2026-09-15 15:23 -0500
                Re: ddfloat library: the behavior of >dd Krishna Myneni <krishna.myneni@ccreweb.org> - 2026-09-15 17:53 -0500

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