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guess_density.h File Reference
#include <occ/core/linear_algebra.h>
#include <occ/core/log.h>
#include <occ/gto/shell.h>
#include <vector>
Include dependency graph for guess_density.h:

Classes

struct  occ::qm::guess::SubshellOccupation
 One subshell of a neutral atom's minimal-basis configuration. More...
 

Namespaces

namespace  occ
 
namespace  occ::qm
 quantum mechanics/quantum chemistry functionality including Hartree-Fock and more
 
namespace  occ::qm::guess
 

Functions

std::vector< SubshellOccupationocc::qm::guess::minimal_basis_subshell_occupations (int Z)
 A neutral atom's minimal-basis configuration, in filling order.
 
int occ::qm::guess::ground_state_multiplicity (int Z)
 Spin multiplicity 2S+1 of the neutral atom's ground state, for Z in 1..118; 0 for anything outside that range.
 
Mat occ::qm::guess::compute_sap_matrix (const std::vector< occ::core::Atom > &atoms, const AOBasis &basis)
 Superposition of atomic potentials, as a one-electron matrix in basis.