Thread: My CAD models
View Single Post
  #33  
Old 06-30-2008, 10:27 PM
Alastor Alastor is offline
Rookie
 
Join Date: Aug 2004
Posts: 404
IA
Quote:
Originally Posted by Knuto View Post
I have a problem solving one problem though. I have 4 nonlinear equations I need to solve for 4 unknowns. I get good result through Newtons method if make a good first guess, but it quickly goes bananas. Any mathematics around who can help??

EDIT: After working a little bit i think the problem is the equations. I think one of them might be wrong. the method seems ok
If you are still having problems consider giving Excel Solver a try, assuming an iterative solver will work for you application.
__________________
"He who trades liberty for security, deserves neither and will loose both." - Thomas Jefferson
Reply With Quote