1. A generalization of Brillouin's theorem and the stability conditions in the quantum-mechanical variation principle in the case of general trial wave functions

   • Per-Olov Löwdin

   OriginalPaper Pages: 121 - 126

2. Applications of a novel algorithm for the calculation ofMCSCF wavefunction: a look into possible avenues of convergence acceleration

   • Kalyan Das Kumar
   • Debashis Mukherjee
   • Sankar Prasad Bhattacharyya

   OriginalPaper Pages: 135 - 143

3. Linked-cluster theorem in open shell coupled-cluster theory for mp-mh model space determinants

   • D Mukherjee

   OriginalPaper Pages: 145 - 154

4. Cluster expansion of the wave function. Potential energy curves of the ground and excited states of CO

   • O Kitao
   • H Nakatsuji

   OriginalPaper Pages: 155 - 166

5. The quantum chemistry of valency

   • M S Gopinathan

   OriginalPaper Pages: 167 - 176

6. Direct calculation of energy differences, such as ionization potentials

   • W Kutzelnigg
   • H Reitz
   • S Koch

   OriginalPaper Pages: 177 - 194

7. Dynamics of bond-formation in some bound states of HeH⁺

   • Ch V Rama Rao
   • Asish K Chandra

   OriginalPaper Pages: 195 - 205

8. The diabatic energy surface for H₃

   • Mayumi Okada
   • G G Hall

   OriginalPaper Pages: 207 - 214

9. Absorption spectrum for the transition state H ₃ ^≠ —A quantum mechanical model study

   • Sudeshna Sinha
   • N Sathyamurthy
   • K Banerjee

   OriginalPaper Pages: 215 - 221

10. Approximate multiconfiguration variational calculations using partially localized orbitals

    • G P Das

    OriginalPaper Pages: 223 - 229

11. Improved Z-dependence of the ground-state energies of neutral atoms

    • P K Chattaraj
    • A Mukherjee
    • B M Deb

    OriginalPaper Pages: 231 - 239

12. Compton profiles of atoms from electron densities via reciprocal form factors

    • Shridhar R Gadre
    • Subhas J Chakravorty

    OriginalPaper Pages: 241 - 248

13. Sum rules in inelastic gas-surface scattering

    • Ramakrishna Ramaswamy

    OriginalPaper Pages: 249 - 252

14. Ab initio calculations on lithium-bonded dimers: a brief review

    • A B Sannigrahi
    • Tapas Kar
    • B Guha Niyogi

    ReviewPaper Pages: 253 - 262

15. Currents, kinetic energy, and molecular magnetism

    • R McWeeny

    OriginalPaper Pages: 263 - 273

16. Direct space symmetry adaptation of crystal orbitals

    • Jean-Louis Calais

    OriginalPaper Pages: 275 - 279

17. Semi-empirical calculation of static molecular polarizability using CHFT: some benzene derivatives and aromatic heterocycles

    • Rana Sen
    • Subirnath Bhattacharyya

    OriginalPaper Pages: 281 - 284

18. Geometry optimization of acetonitrile monomer and dimers using CNDO/force method

    • R Brakaspathy
    • Surjit Singh

    OriginalPaper Pages: 285 - 290