Article View: comp.lang.pascal.borland
Article #50Re: 3d programming
From: Christian Froeschlin
Date: Thu, 15 Feb 1996 10:53
Date: Thu, 15 Feb 1996 10:53
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1646 bytes
>>>>>> [ .... ] >your wrong a vector and a scalar are completely different. 5 is not a vector >called a scalar it is a scalar. Look up in any physics book and a scalar is >defined as any given value. 5,10,3.116, any # is a scalar but a vector is >number WITH direction ie 5 at 13degress is a vector. > >matt As a math student I have to protest ;-) A physics book is probably not the right place to look up such concepts. A scalar IS a vector (in a one- dimensional vector space). It's just a matter of view-point. The vector definition with direction you're refering to is just a useful special case. Q.e.d. - Christian Froeschlin
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Path: arc1-ca.pugleaf.net!news.uni-stuttgart.de!news From: Christian Froeschlin <froesccn@cip.mathematik.uni-stuttgart.de> Newsgroups: comp.lang.pascal.borland,comp.lang.pascal.mac,comp.lang.pascal.ansi-iso,comp.lang.pascal.misc,comp.sys.amiga.programmer,comp.graphics.algorithms,comp.os.ms-windows.programmer.graphics,comp.sys.amiga.graphics Subject: Re: 3d programming Date: 15 Feb 1996 10:53:00 GMT Organization: Comp.Center (RUS), U of Stuttgart, FRG Message-ID: <4fv3ac$1e7k@info4.rus.uni-stuttgart.de> References: <4f3od9$2jg@zeus.tcp.co.uk> <jderrick-0502961551360001@slip037.csc.cuhk.hk> <3118310E.52F@psu.edu> <4fiuh2$qrj@fulton.cs.unc.edu> <311E38D7.71BC@psu.edu> <311F9C84.3B26@structure.chimie.usherb.ca> <312028C1.C1F@nmsu.edu> <DMsIw4.HvL@tigger.jvnc.net> NNTP-Posting-Host: cip23.mathematik.uni-stuttgart.de Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Mailer: Mozilla 1.1N (X11; I; AIX 2) X-URL: news:DMsIw4.HvL@tigger.jvnc.net