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List:       ast-users
Subject:    Re: [ast-users] [ast-developers] No exp10() in ksh93 arithmetic?
From:       Lionel Cons <lionelcons1972 () googlemail ! com>
Date:       2013-06-10 11:29:41
Message-ID: CAPJSo4VFQJfjFRoq8nvCrdLMsNMX+ZEEmFTfvDMkZdq=wiRn8w () mail ! gmail ! com
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On 4 February 2013 16:10, Glenn Fowler <gsf@research.att.com> wrote:
>
> exp10() is not in ksh because its not in src/cmd/ksh93/data/math.tab
> that table is maintained manually
> it will be easy to add it for the next alpha/beta

Looks it has been fixed in the last alpha release. thanks

>
> On Mon, 4 Feb 2013 15:37:45 +0100 Lionel Cons wrote:
>> Why is there no exp10() in ksh93 arithmetic on Linux? log10() is
>> available in Linux builds of Version AJM 93v- 2012-11-20:
>> lionel@clustersuse122n0441:~> nm ~/bin/ksh | fgrep log10
>>                  U log10l@@GLIBC_2.2.5
>
>> Excerpt from the Linux exp10() man page:
>> NAME
>>        exp10, exp10f, exp10l - base-10 exponential function
>
>> SYNOPSIS
>>        #define _GNU_SOURCE         /* See feature_test_macros(7) */
>>        #include <math.h>
>
>>        double exp10(double x);
>>        float exp10f(float x);
>>        long double exp10l(long double x);
>
>>        Link with -lm.
>
>> DESCRIPTION
>>        The exp10() function returns the value of 10 raised to the power of x.
>
>> RETURN VALUE
>>        On success, these functions return the base-10 exponential value of x.
>
>>        For various special cases, including the handling of infinity
>> and NaN, as well as overflows and underflows, see exp(3).
>
>> ERRORS
>>        See math_error(7) for information on how to determine whether
>> an error has occurred when calling these functions.
>
>>        For a discussion of the errors that can occur for these
>> functions, see exp(3).
>
>> Lionel
>> _______________________________________________
>> ast-developers mailing list
>> ast-developers@lists.research.att.com
>> http://lists.research.att.com/mailman/listinfo/ast-developers
>

Lionel
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