From mboxrd@z Thu Jan  1 00:00:00 1970
From: Bastien <bzg@altern.org>
Subject: Re: Durations and time values combined with the clock table..
Date: Sun, 24 Jul 2011 18:45:50 +0200
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	<201107130829.08451.DanielBausch@gmx.de>
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In-Reply-To: <201107130829.08451.DanielBausch@gmx.de> (Daniel Bausch's message
	of "Wed, 13 Jul 2011 08:29:08 +0200")
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To: Daniel Bausch <DanielBausch@gmx.de>
Cc: emacs-orgmode@gnu.org

Hi Daniel,

Daniel Bausch <DanielBausch@gmx.de> writes:

>  * non-dated   + non-dated = non-dated // normal time calculation
>  * non-dated   - non-dated = non-dated // normal time calculation
>  * dated       + non-dated = dated // interval addition
>  * dated       - non-dated = dated // interval substraction
>  * non-dated   + dated     = dated // interval addition (operands switched)
>  * - non-dated + dated     = dated // interval substract (operands switched)
>  * dated       - dated     = non-dated // get the time difference
>  * non-dated   - dated     = non-sense // time difference not calculable
>  * dated       + dated     = non-sense // maybe throw an #ERROR
>  * scalar      * non-dated = non-dated // interval multiplication
>  * non-dated   * scalar    = non-dated // interval multiplication
>  * scalar      / non-dated = scalar    // datatype "per hour"
>  * non-dated   / scalar    = non-dated // time share

That would be nice indeed.  If someone wants to hack in this direction,
please do!  I cannot dedicate too much time to this now.

Thanks,

-- 
 Bastien