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General perturbation theory for the extended

1968; Taylor & Francis; Volume: 15; Issue: 3 Linguagem: Inglês

10.1080/00268976800101011

1362-3028

Akira Imamura,

Analytical Chemistry and Sensors

The general perturbation theory for the LCAO-MO method is developed to include the change of the overlap integrals. The general formulae obtained are applied to an analysis of the extended Hückel theory developed by Hoffmann and some interesting characteristics of this method are discussed.