unfix command — LAMMPS documentation

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# unfix command

## Syntax

    unfix fix-ID

- fix-ID = ID of a previously defined fix

## Examples

    unfix 2
    unfix lower-boundary

## Description

Delete a fix that was previously defined with a fix command. This also wipes out any additional changes made to the fix via the fix_modify command.

## Restrictions

> none

## Related commands

fix

## Default

none