News:

1. For sales and technical support of the Res2dinv/Res3dinv software please contact Aarhus Geosoftware (Denmark). Email sales@aarhusgeosoftware.dk or support@aarhusgeosoftware.dk.
2. Papers by M.H.Loke in Downloads page.
3. New version of Tutorial Notes uploaded. 10th April 2024 update. Inversion of new very large data set in Appendix I. New Appendices J (improvements to 2.5-D Dey and Morrison FDM) and K (perimeter survey with 3-electrode arrays).