5.17.7. operators.Linv¶ eminus.operators.Linv(atoms, W)[source]¶Inverse Laplacian operator.This operator acts on options 3 and 4.Reference: Comput. Phys. Commun. 128, 1. Parameters: atoms – Atoms object.W – Expansion coefficients of unconstrained wave functions in reciprocal space.Returns:The operator applied on W.