Subject: Re: [ast-users] C math library functions in ksh man page
--------
> I have stumbled upon several C math library functions that work in
> arithmetic expressions in ksh93u 2011-02-28, but are not documented in
> the man page, including ceil(), ldexp(), and log10(). Are these
> undocumented for a reason (e.g., due to being experimental), or is the
> man page merely out of date?
>
> --
> Nathan Weeks
>
The man page is out of date. ksh93 now supports all C99 functions
on systems with the C99 math library.
Moreover, users can now define math functions using
function .sh.math.name [nameref] ...
{
((.sh.value = ... nameref))
}
David Korn
[email protected]
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