摘要
Simple analytical expressions for one-and two-body matrix elements in the unitary group approach to the configuration interaction problems of many-electron systems are obtained based on the previous results for general Un irreps.
Simple analytical expressions for one- and two-body matrix elements in the unitary group approach to the configuration interaction problems of many-electron systems are obtained based on the previous results for general irreps.
关键词
多电子系统
幺正群
位形相互作用
configuration interaction problems
many-electron systems
unitary group approach
