pyscfad.xtb.util#

Functions

aoslice_by_shell(mol)

atom_to_ao_indices(mol)

atom_to_ao_indices_2d(mol)

atom_to_bas_indices(mol)

atom_to_bas_indices_2d(mol)

bas_to_ao_indices(mol)

bas_to_ao_indices_2d(mol)

ke_cutoff_ewald(a[, precision])

Kinetic energy cutoff for Ewald summation.

load_global_element_pair_params(mol, param, name)

load_global_params(param, name)

load_global_shell_pair_params(mol, param, name)

load_global_shell_pair_params_gfn1(mol, ...)

load_unique_element_params(mol, param, name)

load_unique_element_shell_params(mol, param, ...)

mask_atom_pairs(mol[, exclude_diag])

mask_valence_shell_gfn1(mol)

r_and_inv_r(mol[, coords, Ls])

rcut_enuc_GFN1(kf, zeff, arep[, precision])

Cutoff radius for GFN1 nuclear repulsion energy.

rcut_erfc_over_r(alpha[, precision])

Cutoff radius for \(E = erfc(\alpha r)/r\).

unique_bas_to_bas_indices(mol)

unique_element_to_atom_indices(mol)

unique_l_to_bas_indices(mol)