Rmsd calculation at localized region

[simongravelle]

The answer @Germain wrote 7 hours ago on your previous post perfectly applies here too:

@Germain

Hi @MuhammadSaad,

You should consider reading the forum guidelines.

It should help you format your post, your question, see how relevant it is to the LAMMPS part of the forum, and provide the relevant elements to get a useful answer.