By: Nobody/Anonymous  nobody 
Hi, 
By: Martin Baker  martinbaker 
I don't know the answer to this, if anyone knows
the answer I would be interested, so that I can put it on the web
pages. 
By: Nobody/Anonymous  nobody 
Firstly you need to find the normal, of course
there isnt a specific normal but we can assume a length of 1 it
doesnt matter. 
metadata block 

see also: 

Correspondence about this page  
Book Shop  Further reading. Where I can, I have put links to Amazon for books that are relevant to the subject, click on the appropriate country flag to get more details of the book or to buy it from them. 
3D Math Primer  Aimed at complete beginners to vector and matrix algebra. 
This site may have errors. Don't use for critical systems.
Copyright (c) 19982023 Martin John Baker  All rights reserved  privacy policy.