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From: Stefan Monnier <monnier@IRO.UMontreal.CA>
To: emacs-devel@gnu.org
Cc: Jay Belanger <jay.p.belanger@gmail.com>
Subject: Re: [Emacs-diffs] master 2667d5c: Add new functions for the root mean square of a (Calc) vector
Date: Wed, 16 Sep 2015 09:21:40 -0400	[thread overview]
Message-ID: <jwv613ay02p.fsf-monnier+emacsdiffs@gnu.org> (raw)
In-Reply-To: <E1Zc0yu-0000LD-Ah@vcs.savannah.gnu.org> (Jay Belanger's message of "Wed, 16 Sep 2015 00:53:52 +0000")

-*- mode: nit-pick -*-

> +Another commonly used mean, the RMS (root-mean-square), can be computed
> +for a vector of numbers by using the @kbd{u R}

I must admit that I don't use Calc very often, and read its manual even
less often, so clearly I'm taking this out of context, but in any case:

To me a "vector" has a rather specific meaning, and taking the root mean
square of a vector doesn't make much sense.  Instead, I like to take the
rms of a *set* of numbers (which may be provided by packaging them in
a vector, of course).


        Stefan



       reply	other threads:[~2015-09-16 13:21 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20150916005352.1277.32898@vcs.savannah.gnu.org>
     [not found] ` <E1Zc0yu-0000LD-Ah@vcs.savannah.gnu.org>
2015-09-16 13:21   ` Stefan Monnier [this message]
2015-09-16 13:46     ` [Emacs-diffs] master 2667d5c: Add new functions for the root mean square of a (Calc) vector David Kastrup
2015-09-16 14:14       ` Stefan Monnier
2015-09-16 13:55     ` Jay Belanger
2015-09-16 14:31     ` Eli Zaretskii
2015-09-16 14:52       ` David Kastrup

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