Necking

He doesn’t learn LAMMPS software…
But he wants us to do his projection…

He doesn't learn LAMMPS software...

this has *nothing* to do with LAMMPS. have him explain how to do such
a calculation with free surfaces in general, and then you just have to
translate this into LAMMPS input.

But he wants us to do his projection...

i have no idea what you mean by that.

axel.