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Home/Magazine Archive/December 1964 (Vol. 7, No. 12)/Rational Chebyshev approximations to the Bessel function.../Abstract

Rational Chebyshev approximations to the Bessel function integrals Kis(x)

By I. Gargantini, T. Pomentale
Communications of the ACM, December 1964, Vol. 7 No. 12, Pages 727-730
10.1145/355588.365136
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The second Remes algorithm is used to approximate the integrals Kis by rational functions. The related coefficients for the approximations of Ki1, Ki2, Ki3 are given for different precisions.

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