Research Article
Koopmans' Analysis of Chemical Hardness with Spectral-Like Resolution
Table 1
Numerical parameters for the compact finite second (2C)-, fourth (4C)-, and sixth (6C)-order central differences; standard Padé (SP) schemes; sixth (6T)- and eight (8T)-order tridiagonal schemes; eighth (8P)- and tenth (10P)-order pentadiagonal schemes up to spectral-like resolution (SLR) schemes for chemical hardness of (18) [15, 24, 36, 63].
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