SYMPREC: Difference between revisions

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{{TAG|SYMPREC}} determines how accurately the positions in the {{FILE|POSCAR}} file must be specified.
{{TAG|SYMPREC}} determines how accurately the positions in the {{FILE|POSCAR}} file must be specified.
The default, {{TAG|SYMPREC}}=10<sup>-4</sup>, is usually large enough, even if the {{FILE|POSCAR}} file has been generated with single precision accuracy.
The default, {{TAG|SYMPREC}}=10<sup>-5</sup>, is usually large enough, even if the {{FILE|POSCAR}} file has been generated with single precision accuracy.
Increasing {{TAG|SYMPREC}} means that the positions in the {{FILE|POSCAR}} file can be specified with less accuracy (increasing fuzziness).
Increasing {{TAG|SYMPREC}} means that the positions in the {{FILE|POSCAR}} file can be specified with less accuracy (increasing fuzziness).



Revision as of 08:04, 5 August 2019

SYMPREC = [real]
Default: SYMPREC =  

Description: SYMPREC determines to which accuracy the positions in the POSCAR file must be specified (as of VASP.4.4.4).


SYMPREC determines how accurately the positions in the POSCAR file must be specified. The default, SYMPREC=10-5, is usually large enough, even if the POSCAR file has been generated with single precision accuracy. Increasing SYMPREC means that the positions in the POSCAR file can be specified with less accuracy (increasing fuzziness).

Related Tags and Sections

ISYM

Examples that use this tag