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Rational Chebyshev Approximations for Fermi-Dirac Integrals of Orders -1/2, 1/2 and 3/2

W. J. Cody and Henry C. Thacher, Jr.
Mathematics of Computation
Vol. 21, No. 97 (Jan., 1967), pp. 30-40
DOI: 10.2307/2003468
Stable URL: http://www.jstor.org/stable/2003468
Page Count: 11
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Since scans are not currently available to screen readers, please contact JSTOR User Support for access. We'll provide a PDF copy for your screen reader.
Rational Chebyshev Approximations for Fermi-Dirac Integrals of Orders -1/2, 1/2 and 3/2
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Abstract

Rational Chebyshev approximations are given for the complete Fermi-Dirac integrals of orders -1/2, 1/2 and 3/2. Maximal relative errors vary with the function and interval considered, but generally range down to 10-9 or less.

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