home *** CD-ROM | disk | FTP | other *** search
- Path: comp.vuw.ac.nz!welcom!richard.clark
- From: richard.clark@welcom.gen.nz (Richard Clark)
- Newsgroups: comp.sys.amiga.graphics
- Subject: Re: 3d programming
- Date: Sun, 18 Feb 1996 11:58:38 GMT
- Message-ID: <9602190409493365@welcom.gen.nz>
- Organization: WELCOM BBS
- Distribution: world
- References: <4g63cj$p42@news.sdsmt.edu>
-
- -> : A point only exists in _one_ dimension. Hence no magnitude, nor
- -> : direction, ie. a point is not a vector.
- ->
- -> A point can exist in ANY dimension. A vector can exist in any
- -> dimension. The only difference is that a point has no "substance",
- -> and a vector does.
-
- A vector cannot exist in less than 2 dimensions, since a vector is a
- direction, and is therefore a line defined by the intersection of 2
- dimensional planes.
-
- Richard Clark
- richard.clark@welcom.gen.nz
-