Use of analytical relations in evaluation of exponential integral functions

被引：15
作者：
Guseinov, II [1 ]
Mamedov, BA
机构：
[1] Onsekiz Mart Univ, Fac Arts & Sci, Dept Phys, Canakkale, Turkey
[2] Gaziosmanpasa Univ, Fac Arts & Sci, Dept Phys, Tokat, Turkey
来源：
JOURNAL OF MATHEMATICAL CHEMISTRY | 2005年 / 38卷 / 02期
关键词：
exponential integral functions; slater type orbitals; multicenter integrals;
D O I：
10.1007/s10910-005-5426-4
中图分类号：
O6 [化学];
学科分类号：
0703 ;
摘要：
Analytical formulas through the initial values suitable for numerical computation are developed for the exponential integral functions E-n (x). The relationships obtained are numerically stable for all values of n and for x < 1. Numerical results are also given.
引用
收藏
页码：311 / 314
页数：4
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