From mboxrd@z Thu Jan  1 00:00:00 1970
From: Michael Brand <michael.ch.brand@gmail.com>
Subject: Re: Bug: Table formula does not copy time interval correctly [8.2.10
 (release_8.2.10 @ /usr/share/emacs/25.0.94/lisp/org/)]
Date: Thu, 7 Jul 2016 08:52:36 +0200
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To: Rares Vernica <rvernica@gmail.com>
Cc: Org Mode <emacs-orgmode@gnu.org>

Hi Rares

On Mon, Jul 4, 2016 at 6:28 PM, Rares Vernica <rvernica@gmail.com> wrote:

> | [2016-07-03 Sun]--[2016-07-04 Mon] | 1d | d   |
> | [2016-07-03 Sun]--[2016-07-05 Tue] | 2d | 2 d |
> #+TBLFM: $3=$2

A Calc formula interprets field values as a symbolic expressions to
calculate with. To copy literally one needs a Lisp formula:

| [2016-07-03 Sun]--[2016-07-04 Mon] | 1d | 1d |
| [2016-07-03 Sun]--[2016-07-05 Tue] | 2d | 2d |
#+TBLFM: $3 = '(identity $2)

Michael