From mboxrd@z Thu Jan  1 00:00:00 1970
From: Justus Winter <justus@sequoia-pgp.org>
Subject: Re: Bug: Operator associativity problem [9.1.9
 (release_9.1.9-65-g5e4542 @ /usr/share/emacs/26.1/lisp/org/)]
Date: Wed, 25 Sep 2019 20:16:26 +0200
Message-ID: <874l10nsw5.fsf@thinkbox.jade-hamburg.de>
References: <20190925095021.GA729@thinkbox.jade-hamburg.de>
 <87k19wtu7d.fsf@ucl.ac.uk>
Mime-Version: 1.0
Content-Type: multipart/signed; boundary="=-=-=";
 micalg=pgp-sha256; protocol="application/pgp-signature"
Return-path: <emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org>
Received: from eggs.gnu.org ([2001:470:142:3::10]:57420)
 by lists.gnu.org with esmtp (Exim 4.90_1)
 (envelope-from <justus@sequoia-pgp.org>) id 1iDBq8-0003qy-A7
 for emacs-orgmode@gnu.org; Wed, 25 Sep 2019 14:16:38 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
 (envelope-from <justus@sequoia-pgp.org>) id 1iDBq6-0004Gg-9H
 for emacs-orgmode@gnu.org; Wed, 25 Sep 2019 14:16:36 -0400
Received: from avior.uberspace.de ([185.26.156.32]:42772)
 by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32)
 (Exim 4.71) (envelope-from <justus@sequoia-pgp.org>)
 id 1iDBq4-0004FI-Sa
 for emacs-orgmode@gnu.org; Wed, 25 Sep 2019 14:16:33 -0400
In-Reply-To: <87k19wtu7d.fsf@ucl.ac.uk>
List-Id: "General discussions about Org-mode." <emacs-orgmode.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/emacs-orgmode>,
 <mailto:emacs-orgmode-request@gnu.org?subject=unsubscribe>
List-Archive: <https://lists.gnu.org/archive/html/emacs-orgmode>
List-Post: <mailto:emacs-orgmode@gnu.org>
List-Help: <mailto:emacs-orgmode-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/emacs-orgmode>,
 <mailto:emacs-orgmode-request@gnu.org?subject=subscribe>
Errors-To: emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org
Sender: "Emacs-orgmode"
 <emacs-orgmode-bounces+geo-emacs-orgmode=m.gmane.org@gnu.org>
To: "Fraga, Eric" <e.fraga@ucl.ac.uk>
Cc: "emacs-orgmode@gnu.org" <emacs-orgmode@gnu.org>

--=-=-=
Content-Type: text/plain

"Fraga, Eric" <e.fraga@ucl.ac.uk> writes:

> On Wednesday, 25 Sep 2019 at 11:50, Justus Winter wrote:
>> I noticed a operator associativity problem when evaluating formulas in
>> tables.  To reproduce, enter:
>>
>> | :=6/2*3 |
>>
>> And evaluate the formula.  This results in:
>>
>> | 1 |
>> #+TBLFM: @1$1=6/2*3
>
> Yes, this is a property (feature, ?) of Emacs Calc.

Wow!  Re-reading the org-mode documentation I see that it is prominently
mentioned indeed, and that it is an precedence thing, not an
associativity one.

However, I cannot fathom the rationale behind this property, and for a
spreadsheet-like application I consider it borderline negligent.

Thanks,
Justus

--=-=-=
Content-Type: application/pgp-signature; name="signature.asc"

-----BEGIN PGP SIGNATURE-----

iQEzBAEBCAAdFiEEJWpOVeSnLZetJGjniNx+MzhfeR0FAl2LrvoACgkQiNx+Mzhf
eR0emwgAo8rClL/mhS3k0TCgvJ9ZjkL77Tch2rUOe347bJl2/rIpQrYLmaAecRLn
1O40AOvvqKncrEhmDWhCwx5ddKEHVN23q+7bXzy8zXzuRFt75pmqMbIdLVjmxIJE
GDeFvD5WXDhw/xNOxEtpQm/P23CcEs4ly3sFCQ/rJ8sn+vUKAQ3p8tcXh0lLpCY5
BSN7u1eAW0WxlPWJIdd0Zdg+lezXX5YlNeW4SasHzLjVvAigCjVfGwOQsd1H+vs0
+0W1x1aEIkrjFF4x8sm7S4/mQua6B1tZJ7py434gv10va65qBPqiuPDU02ykRVaH
ZA8/MeH+6Anh3E7AvXTeo8x/BOAQvQ==
=si1K
-----END PGP SIGNATURE-----
--=-=-=--