computation of coefficients
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31—40 of 56 matching pages
31: 10.75 Tables
32: 23.22 Methods of Computation
§23.22 Methods of Computation
… ►The functions and are computed in a similar manner: the former by replacing and in (23.6.13) by and , respectively, and also referring to (23.6.8); the latter by applying (23.6.9). … ► ►§23.22(ii) Lattice Calculations
… ►Suppose that the invariants , , are given, for example in the differential equation (23.3.10) or via coefficients of an elliptic curve (§23.20(ii)). …33: Bibliography J
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Further results on the computation of incomplete gamma functions.
In Analytic Theory of Continued Fractions, II
(Pitlochry/Aviemore, 1985), W. J. Thron (Ed.),
Lecture Notes in Math. 1199, pp. 67–89.
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Monodromy preserving deformation of linear ordinary differential equations with rational coefficients. II.
Phys. D 2 (3), pp. 407–448.
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Efficient implementation of the Hardy-Ramanujan-Rademacher formula.
LMS J. Comput. Math. 15, pp. 341–359.
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Parabolic cylinder functions of large order.
J. Comput. Appl. Math. 190 (1-2), pp. 453–469.
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On the computation of incomplete gamma functions in the complex domain.
J. Comput. Appl. Math. 12/13, pp. 401–417.
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34: 30.18 Software
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►A more complete list of available software for computing these functions is found in the Software Index.
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35: Bibliography W
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Evaluating elliptic functions and their inverses.
Comput. Math. Appl. 39 (3-4), pp. 131–136.
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Computation of the Whittaker function of the second kind by summing its divergent asymptotic series with the help of nonlinear sequence transformations.
Computers in Physics 10 (5), pp. 496–503.
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Computation with Recurrence Relations.
Pitman, Boston, MA.
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Algorithm 44: Bessel functions computed recursively.
Comm. ACM 4 (4), pp. 177–178.
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On the asymptotic behavior of the Fourier coefficients of Mathieu functions.
J. Res. Nat. Inst. Standards Tech. 113 (1), pp. 11–15.
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36: 10.21 Zeros
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►For the first zeros rounded numerical values of the coefficients are given by
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►For numerical coefficients for see Olver (1951, Tables 3–6).
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►The latter reference includes numerical tables of the first few coefficients in the uniform asymptotic expansions.
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►Higher coefficients in the asymptotic expansions in this subsection can be obtained by expressing the cross-products in terms of the modulus and phase functions (§10.18), and then reverting the asymptotic expansion for the difference of the phase functions.
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►For properties, computation, and generalizations see Kapitsa (1951b), Kerimov (1999, 2008), and Gupta and Muldoon (2000).
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37: 3.5 Quadrature
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►which depends on function values computed previously.
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►can be computed by Filon’s rule.
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Example
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29.7.1
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29.7.3
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29.7.4
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29.7.6
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►Formulas for additional terms can be computed with the author’s Maple program LA5; see §29.22.
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