From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Wed, 12 Apr 2006 22:02:58 -0700
Subject: Re: PATCH: user-defined math functions
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To: Zsh hackers list <zsh-workers@sunsite.dk>
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From: Barton Schaefer <schaefer@brasslantern.com>
Message-Id: <1144904581.1C7F7561@fb4.dngr.org>
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On Tue, 11 Apr 2006 12:28pm, Peter Stephenson wrote:
> This adds user-defined math functions implemented by shell functions.
>
> Using "functions" seemed the best way of avoiding having to create a 
> new
> builtin.  Maybe someone has a better suggestion which avoids too much
> new syntax.

Use typeset?  Currently I think the -i/-E/-F options cannot be combined 
with -f.  Allow them to be, and have them create math functions with the 
corresponding return types.