From mboxrd@z Thu Jan  1 00:00:00 1970
From: Robert Pluim <rpluim@gmail.com>
Subject: Re: Bug: Operator associativity problem [9.1.9
 (release_9.1.9-65-g5e4542 @ /usr/share/emacs/26.1/lisp/org/)]
Date: Thu, 26 Sep 2019 11:23:16 +0200
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References: <20190925095021.GA729@thinkbox.jade-hamburg.de>
 <87k19wtu7d.fsf@ucl.ac.uk> <874l10nsw5.fsf@thinkbox.jade-hamburg.de>
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In-Reply-To: <874l10nsw5.fsf@thinkbox.jade-hamburg.de> (Justus Winter's
 message of "Wed, 25 Sep 2019 20:16:26 +0200")
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To: Justus Winter <justus@sequoia-pgp.org>
Cc: "emacs-orgmode@gnu.org" <emacs-orgmode@gnu.org>, "Fraga,
 Eric" <e.fraga@ucl.ac.uk>

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>>>>> On Wed, 25 Sep 2019 20:16:26 +0200, Justus Winter <justus@sequoia-pgp=
.org> said:

    Justus> "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:
    >>>=20
    >>> | :=3D6/2*3 |
    >>>=20
    >>> And evaluate the formula.  This results in:
    >>>=20
    >>> | 1 |
    >>> #+TBLFM: @1$1=3D6/2*3
    >>=20
    >> Yes, this is a property (feature, ?) of Emacs Calc.

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

See 'calc-multiplication-has-precedence'

Robert

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