LANCZOSTHR: Revision history

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18 December 2024

15 October 2024

3 October 2024

2 October 2024

  • curprev 14:2414:24, 2 October 2024‎ Pmelo talk contribs‎ 822 bytes +822‎ Created page with "{TAGDEF|LANCZOSTHR|[real]}} {{DEF|LANCZOSTHR| <math>10^{-3}</math> | }} Description: {{TAG|LANCZOSTHR}} is used by the BSE Lanczos algorithm to stop the iterative procedure, once the dielectric function has reached numerical convergence. The difference between the dielectric function at two consecutive iterations, <math>i</math> and <math>i+1</math> is computed as root-mean-square over the frequency grid sampling ::<math> \mathrm{RMS}[\epsilon] = \sqrt{\sum_{j=1}^N\le..."
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