Function rest::dft::gen_grids::becke_partitioning::partitioning_weight

pub fn partitioning_weight(
    center_index: usize,
    center_coordinates_bohr: &[(f64, f64, f64)],
    proton_charges: &[i32],
    grid_coordinates_bohr: (f64, f64, f64),
    hardness: usize
) -> f64