Inverting Gravitational Lenses Peter R. Newbury1 and Raymond J. Spiteri2 1Department of Physics and Astronomy, University of British Columbia 6224 Agricultural Road Vancouver, British Columbia, Canada V6T 1Z1 newbury@astro.ubc.ca 2Department of Computer Science, University of Saskatchewan 176 Thorvaldson Building Saskatoon, Saskatchewan, Canada S7N 5C9 spiteri@cs.usask.ca

This site contains material to accompany the article Inverting Gravitational Lenses [PS, PDF] which appears in the Education Section of the March 2002 SIAM Review, a publication of the Society for Industrial and Applied Mathematics.

The following material is available:

• Forward modeling routine lens
• Inverse modeling routine invert (new version March 25, 2002)
• A worksheet deriving Equation (3.5) using the computer algebra software package Maple