Received: from VMS.DC.LSOFT.COM (vms.dc.lsoft.com [205.186.43.2]) by locke.ccil.org (8.6.9/8.6.10) with ESMTP id NAA15768 for ; Thu, 28 Sep 1995 13:24:47 -0400 Message-Id: <199509281724.NAA15768@locke.ccil.org> Received: from PEACH.EASE.LSOFT.COM (205.186.43.4) by VMS.DC.LSOFT.COM (LSMTP for OpenVMS v0.1a) with SMTP id FF0FB312 ; Thu, 28 Sep 1995 12:54:22 -0400 Date: Thu, 28 Sep 1995 09:47:02 -0700 Reply-To: Mark A Biggar Sender: Lojban list From: Mark A Biggar Subject: Re: Rotation X-To: dwiggins@bfsec.bt.co.uk X-cc: LOJBAN%CUVMB.BITNET@ubvm.cc.buffalo.edu To: John Cowan Status: OR X-From-Space-Date: Thu Sep 28 13:24:56 1995 X-From-Space-Address: LOJBAN%CUVMB.BITNET@UBVM.CC.BUFFALO.EDU >From: Don Wiggins >> carberti = x1 is the rotational North end (right hand rule) of object/axis x2 > >> Maybe the head of the screw could be considered the obvious "pole" of >> reference, so we could just say "ko carbergau fi le klupe" or "ko carnanygau >> fi le klupe". > >How can one identify the north end of a symmetrical object? The head of a >slot screw is the same is rotated by 180 degrees - the north and south ends >cannot be discerned. No, I think he meant that the head of the screw would be considered the north pole vs the point as the south pole with the axis being the long dimension of the screw , now its rotation can be described in relation to being with or against the rotation of the earth. -- Mark Biggar mab@wdl.loral.com