
<br><br>
<i>Optional</i><br>
Default: guess<br><br>
Selects how to initiate the first hamiltonian for SCF cycles. Today, two options are available: 'guess' for an educated guess based on approximate atomic densities or 'core' for the core hamiltonian.</li><br>
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<a name=integral_quality><li>                 <span style="display:inline-block;background:#EEEEEE;width:400px">               <b>integral_quality</b>  </span>  
<br><br>
<i>Optional</i><br>
Default: high<br><br>
Sets the tolerance value for the