Received: from mail-we0-f189.google.com ([74.125.82.189]:58403) by stodi.digitalkingdom.org with esmtps (TLSv1:RC4-SHA:128) (Exim 4.76) (envelope-from ) id 1T12A0-0007Uq-DB; Mon, 13 Aug 2012 14:26:57 -0700 Received: by weyu3 with SMTP id u3sf1717325wey.16 for ; Mon, 13 Aug 2012 14:26:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=googlegroups.com; s=beta; h=x-beenthere:received-spf:mime-version:in-reply-to:references:date :message-id:subject:from:to:x-original-sender :x-original-authentication-results:reply-to:precedence:mailing-list :list-id:x-google-group-id:list-post:list-help:list-archive:sender :list-subscribe:list-unsubscribe:content-type; bh=ABgBJPISe98GlFtpU3NCgp6DoGvLD5zPG4JxtDZvYVA=; b=oRbEUFXzzV5ef52ibEpGR19gtVOvDU/rkuNcLez6ky3S6aPdIE/68tNvKLSD3q0I6b UEHLQyuMaOVVBUlijtB9GjQUMWEuJd1g+W1gmUzK9Ry9TxQehHQiwS+gFsDEBDkkXCQS yULAGQ118T91A34cxk4b2p4dWbltyRsS/TQNk= Received: by 10.204.151.68 with SMTP id b4mr514938bkw.14.1344893204143; Mon, 13 Aug 2012 14:26:44 -0700 (PDT) X-BeenThere: lojban@googlegroups.com Received: by 10.204.143.140 with SMTP id v12ls5015391bku.6.gmail; Mon, 13 Aug 2012 14:26:43 -0700 (PDT) Received: by 10.205.130.14 with SMTP id hk14mr1556789bkc.5.1344893203450; Mon, 13 Aug 2012 14:26:43 -0700 (PDT) Received: by 10.205.130.14 with SMTP id hk14mr1556788bkc.5.1344893203429; Mon, 13 Aug 2012 14:26:43 -0700 (PDT) Received: from mail-lb0-f176.google.com (mail-lb0-f176.google.com [209.85.217.176]) by gmr-mx.google.com with ESMTPS id j4si144171bkj.3.2012.08.13.14.26.43 (version=TLSv1/SSLv3 cipher=OTHER); Mon, 13 Aug 2012 14:26:43 -0700 (PDT) Received-SPF: pass (google.com: domain of eyeonus@gmail.com designates 209.85.217.176 as permitted sender) client-ip=209.85.217.176; Received: by lboi15 with SMTP id i15so2590977lbo.35 for ; Mon, 13 Aug 2012 14:26:43 -0700 (PDT) MIME-Version: 1.0 Received: by 10.112.42.164 with SMTP id p4mr6919682lbl.54.1344893203013; Mon, 13 Aug 2012 14:26:43 -0700 (PDT) Received: by 10.152.123.19 with HTTP; Mon, 13 Aug 2012 14:26:42 -0700 (PDT) In-Reply-To: References: <63ffa7e7-c2cc-4b3b-b697-5184524be1af@googlegroups.com> <507e95b0-777a-4ae9-b623-6b93470b8ff6@googlegroups.com> Date: Mon, 13 Aug 2012 15:26:42 -0600 Message-ID: Subject: Re: [lojban] Sounding of the {ROTATE} gismu (was Direction of Rotation) From: Jonathan Jones To: lojban@googlegroups.com X-Original-Sender: eyeonus@gmail.com X-Original-Authentication-Results: gmr-mx.google.com; spf=pass (google.com: domain of eyeonus@gmail.com designates 209.85.217.176 as permitted sender) smtp.mail=eyeonus@gmail.com; dkim=pass header.i=@gmail.com Reply-To: lojban@googlegroups.com Precedence: list Mailing-list: list lojban@googlegroups.com; contact lojban+owners@googlegroups.com List-ID: X-Google-Group-Id: 1004133512417 List-Post: , List-Help: , List-Archive: Sender: lojban@googlegroups.com List-Subscribe: , List-Unsubscribe: , Content-Type: multipart/alternative; boundary=90e6ba181296a0622804c72c598b X-Spam-Score: -0.7 (/) X-Spam_score: -0.7 X-Spam_score_int: -6 X-Spam_bar: / --90e6ba181296a0622804c72c598b Content-Type: text/plain; charset=ISO-8859-1 On Mon, Aug 13, 2012 at 3:18 PM, Jonathan Jones wrote: > On Mon, Aug 13, 2012 at 1:16 PM, djandus wrote: > >> [...]Also, if we're actually making a new word, I'd like to mention >> something. I generally find the axis usage clunky and rarely necessary, as >> it is often easier to give a more specific direction than an axis, in >> English or Lojban alike. Thus, the axis spot is mainly useful wrapped in >> {lo SE broda ku}. Shouldn't the x3 spot be the axis, then? > > > x1 is rotating counter-clockwise viewed from orientation x2 about > rotational axis/axes (set if multiple) x3 > Regarding the axis bit: The typical axis of rotation is the (imaginary) line perpendicular to the plane of rotational motion that intersects the center of gravity of the rotating object, so we only need to actually specify the axis when it /isn't/, such as, say, the opening of a door (where the axis is on one end of the object), or elliptical orbits (where there is more than one axis). -- mu'o mi'e .aionys. .i.e'ucai ko cmima lo pilno be denpa bu .i doi.luk. mi patfu do zo'o (Come to the Dot Side! Luke, I am your father. :D ) -- You received this message because you are subscribed to the Google Groups "lojban" group. To post to this group, send email to lojban@googlegroups.com. To unsubscribe from this group, send email to lojban+unsubscribe@googlegroups.com. For more options, visit this group at http://groups.google.com/group/lojban?hl=en. --90e6ba181296a0622804c72c598b Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable
On Mon, Aug 13, 2012 at 3:18 PM, Jonathan Jones = <eyeonus@gmail.com> wrote:
On Mon, Aug 13, 2012 at 1:16 P= M, djandus <jandew@gmail.com> wrote:
[...]Also, if we're actually making a new word, I'd like to mention= something. I generally find the axis usage clunky and rarely necessary, as= it is often easier to give a more specific direction than an axis, in Engl= ish or Lojban alike. Thus, the axis spot is mainly useful wrapped in {lo SE= broda ku}. Shouldn't the x3 spot be the axis, then?

x1 is rotating counter-clockwise viewed from o= rientation x2 about rotational axis/axes (set if multiple) x3

Regarding the axis bit: The typical axis of rota= tion is the (imaginary) line perpendicular to the plane of rotational motio= n that intersects the center of gravity of the rotating object, so we only = need to actually specify the axis when it /isn't/, such as, say, the op= ening of a door (where the axis is on one end of the object), or elliptical= orbits (where there is more than one axis).

--
mu'o mi'e .aionys.

.i.e'ucai ko cmima lo piln= o be denpa bu .i doi.luk. mi patfu do zo'o
(Come to the Dot Side! Lu= ke, I am your father. :D )

--
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