From: Carsten Dominik <carsten.dominik@gmail.com>
To: Austin Frank <austin.frank@gmail.com>
Cc: emacs-orgmode <emacs-orgmode@gnu.org>
Subject: Re: ranges of rows in other columns
Date: Wed, 28 Jun 2006 11:20:30 +0200 [thread overview]
Message-ID: <6199610c5682799795d05c77f8b8031c@science.uva.nl> (raw)
In-Reply-To: <44A045FD.1080602@gmail.com>
Unfortunately, this is beyond the current syntax
envelope for table equations in org-mode.
I could widen that envelope, but not soon.
- Carsten
On Jun 26, 2006, at 22:39, Austin Frank wrote:
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> Hello all--
>
> I'm looking for help in setting up a calculation in a table in org
> mode.
> I'd like to keep a running average of my past three days worth of
> measurements. Something like
>
> |------------------+-----------------+-----------------|
> | Date | TV Time (hours) | Running Average |
> |------------------+-----------------+-----------------|
> | <2006-06-24 Sat> | 1 | |
> | <2006-06-25 Sun> | 1.5 | |
> | <2006-06-26 Mon> | .5 | 1 |
> | <2006-06-27 Tue> | 3 | 1.66 |
> | <2006-06-28 Wed> | 2.5 | 2 |
> |------------------+-----------------+-----------------|
>
> I just did the numbers for running average in my head-- I'm hoping for
> help with a formula that will get the mean for the last three rows of
> the `TV Time' column. I tried using $3=vsum($2&3-1), but this didn't
> work.
>
> Is there a syntax for accessing row ranges of other columns for a
> calculation? If not, can anyone suggest an elisp formula that will
> accomplish this?
>
> If a helpful soul is feeling especially generous, is there also a way
> to
> set this table up that will calculate the new running average every
> time
> I enter a new date's measurement? Extra credit if you use Carsten's
> constants.el to provide units in the measurment column and the
> calculated column ;)
>
> Thanks for any help,
> /au
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> _______________________________________________
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>
--
Carsten Dominik
Sterrenkundig Instituut "Anton Pannekoek"
Universiteit van Amsterdam
Kruislaan 403
NL-1098SJ Amsterdam
phone: +31 20 525 7477
prev parent reply other threads:[~2006-06-28 9:20 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-06-26 20:39 ranges of rows in other columns Austin Frank
2006-06-28 4:13 ` T. V. Raman
2006-06-28 9:20 ` Carsten Dominik [this message]
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