A numerical integration scheme for iterative calculations on atomic systems
โ Scribed by M. Blakemore; G. A. Evans; J. Hyslop
- Book ID
- 104579005
- Publisher
- John Wiley and Sons
- Year
- 1977
- Tongue
- English
- Weight
- 747 KB
- Volume
- 11
- Category
- Article
- ISSN
- 0020-7608
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โฆ Synopsis
Abstract
A recursive numerical integration scheme based on the method of Clenshaw and Curtis is proposed for the efficient implementation of the variationโiteration procedure for the computation of approximate energies and wave functions for atomic systems. Extensive numerical tests are carried out to assess the accuracy and efficiency of the method and inaccuracies in some earlier calculations are pointed out.
๐ SIMILAR VOLUMES
## Abstract A new program for band structure calculations of periodic oneโdimensional systems has been constructed. It is distinguishable from other codes by the efficient twoโelectron integral evaluation and the integration schemes of the density matrix in the first Brillouin zone. The computation