Hartree-Fock approximation

Hartree-Fock approximation

[′här·trē ‚fäk ə‚präk·sə‚mā·shən]
(quantum mechanics)
A refinement of the Hartree method in which one uses determinants of single-particle wave functions rather than products, thereby introducing exchange terms into the Hamiltonian.
References in periodicals archive ?
The Cowan codes are based on the Hartree-Fock approximation with some relativistic corrections [8].