relative orbital element
matter-element relative evaluation
Relative Element Address Designate (READ) coding
alternate molecular orbital method
averaged orbital element
DV-Xα molecular orbital method
extended Huckel molecular orbital method
instantaneous orbital element
isolated orbital method
molecular orbital method
Polyhedral molecular orbital method
Self-consistent-field crystal orbital method
Self-consistent-field molecular orbital method
semiempirical molecular orbital method
semi-empirical molecular orbital method