Gaussian 03 Online Manual
Last update: 2 October 2006

Program Development-Related Keywords

The following keywords, useful for developing new methods and other debugging purposes, but not recommended for production level calculations, are described in the Gaussian 03 Programmer's Reference.

  • ExtraLinks

  • ExtraOverlays

  • IOp2 and its synonyms MDV and Core

  • IOp33

  • Restart

  • Skip

  • Use

The Gaussian 03 IOps Reference also documents all internal options (IOps). They are also documented at