Generation of the eigenvectors of the topological matrix from graph theory Allen J. Kassman OriginalPaper Pages: 255 - 262
On the number of spin functions in the first order interaction space Włodzisław Duch OriginalPaper Pages: 263 - 269
Ab initio valence bond calculations and the spin-paired diradical character of S 4 2+ Frances L. SkrezenekRichard D. Harcourt OriginalPaper Pages: 271 - 274
Origin of the conical intersection between the singlet ionic excited surfaces of twisted ethylene Padeleimon KarafiloglouJean-Paul Malrieu OriginalPaper Pages: 275 - 286
Reduced classical trajectory equations for electronically non-adiabatic transition on photochemical pericyclic reactions Kenji MorihashiOsamu Kikuchi OriginalPaper Pages: 293 - 305
The virial theorem as an entail for Koopmans' theorem in atomic calculations Rogério Custodio OriginalPaper Pages: 307 - 313
Electrostatic potentials, fields and field gradients from a general crystalline charge density P. Herzig OriginalPaper Pages: 323 - 333