Energy calculations
Energy calculation mode is controlled by selecting the basis and method
to account for electron correlation.
![](images/Panel_GAMESS_Standard.png)
The most common bases are available in the Standard panel.
Semiempirical methods and manually defined basis sets can be found
in the Assembly panel.
![](images/Panel_GAMESS_Assembly.png)
If the available bases are not sufficient, the Tune/Start commands
should be used and the input file should be manually edited.
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