From mboxrd@z Thu Jan  1 00:00:00 1970
From: Carsten Dominik <carsten.dominik@gmail.com>
Subject: Re: Table formula bug?
Date: Mon, 8 Mar 2010 09:06:31 +0100
Message-ID: <98AA17D6-22BC-4CC5-8C47-5CAEB873632F@gmail.com>
References: <41c818191003070534y42ce46bex8f92d04ae564bfd8@mail.gmail.com>
	<78D5EBEA-D0A4-4CB6-8841-0598B1396C12@gmail.com>
	<41c818191003070931x2e18e8edp93a6d082c9ff6849@mail.gmail.com>
Mime-Version: 1.0 (Apple Message framework v936)
Content-Type: text/plain; charset=US-ASCII; format=flowed; delsp=yes
Content-Transfer-Encoding: 7bit
Return-path: <emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org>
Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43)
	id 1NoXz7-0005SQ-Px
	for emacs-orgmode@gnu.org; Mon, 08 Mar 2010 03:06:41 -0500
Received: from [140.186.70.92] (port=57738 helo=eggs.gnu.org)
	by lists.gnu.org with esmtp (Exim 4.43) id 1NoXz3-0005QP-Oe
	for emacs-orgmode@gnu.org; Mon, 08 Mar 2010 03:06:41 -0500
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69)
	(envelope-from <carsten.dominik@gmail.com>) id 1NoXz1-0001HV-MO
	for emacs-orgmode@gnu.org; Mon, 08 Mar 2010 03:06:37 -0500
Received: from mail-wy0-f169.google.com ([74.125.82.169]:53947)
	by eggs.gnu.org with esmtp (Exim 4.69)
	(envelope-from <carsten.dominik@gmail.com>) id 1NoXz1-0001HF-Cm
	for emacs-orgmode@gnu.org; Mon, 08 Mar 2010 03:06:35 -0500
Received: by wyb29 with SMTP id 29so2961556wyb.0
	for <emacs-orgmode@gnu.org>; Mon, 08 Mar 2010 00:06:34 -0800 (PST)
In-Reply-To: <41c818191003070931x2e18e8edp93a6d082c9ff6849@mail.gmail.com>
List-Id: "General discussions about Org-mode." <emacs-orgmode.gnu.org>
List-Unsubscribe: <http://lists.gnu.org/mailman/listinfo/emacs-orgmode>,
	<mailto:emacs-orgmode-request@gnu.org?subject=unsubscribe>
List-Archive: <http://lists.gnu.org/pipermail/emacs-orgmode>
List-Post: <mailto:emacs-orgmode@gnu.org>
List-Help: <mailto:emacs-orgmode-request@gnu.org?subject=help>
List-Subscribe: <http://lists.gnu.org/mailman/listinfo/emacs-orgmode>,
	<mailto:emacs-orgmode-request@gnu.org?subject=subscribe>
Sender: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org
Errors-To: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org
To: William Henney <whenney@gmail.com>
Cc: emacs-org <emacs-orgmode@gnu.org>

Hi William,

On Mar 7, 2010, at 6:31 PM, William Henney wrote:

> Hi Carsten,
>
> On Sun, Mar 7, 2010 at 9:22 AM, Carsten Dominik
> <carsten.dominik@gmail.com> wrote:
>> Org does read arctan2 as a field reference like B4 or AB2 and  
>> determinates
>> that this is a row REALLY far to the right.
>>
>> I have fixed this special case.  Are there more functions in calc  
>> which have
>> names like this?
>
> I confirm that your fix works. Thanks for doing this so fast!
>
> A quick search for digits in the "(calc) Function Index" info node
> gives the following list:
>
> arctan2, exp10, expm1, lnp1, log10, stir1, stir2

Thanks!  I am catching aything now that has more than two letters,  
which is probably OK (it assumes that org tables will never have more  
than 676 rows....).

>
> Here is a list of all the calc operators that I could find, some of
> which might confuse your regexps:
>
> !, !!, !!!, !=, %, &&, &&&, *, +, +/-, -, /, :, ::, :=, <, <=, =, ==,
> =>, >, >=, ?, \, ^, _, |, ||, |||
>
> I don't think it is necessary to allow all of these in table formulae
> since many have synonyms. E.g., `x &&& y' can be written `pand(x, y)'

I think these are all OK.  Only problem *might* be && and &&&, but
I think we should be fine here as well.

Thanks for your very complete answer!

- Carsten