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1: 24.1 Special Notation
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Bernoulli Numbers and Polynomials
►The origin of the notation , , is not clear. … ►Euler Numbers and Polynomials
… ►Its coefficients were first studied in Euler (1755); they were called Euler numbers by Raabe in 1851. The notations , , as defined in §24.2(ii), were used in Lucas (1891) and Nörlund (1924). …2: 33.17 Recurrence Relations and Derivatives
3: 33.4 Recurrence Relations and Derivatives
4: 33.18 Limiting Forms for Large
5: 33.1 Special Notation
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►The main functions treated in this chapter are first the Coulomb radial functions , , (Sommerfeld (1928)), which are used in the case of repulsive Coulomb interactions, and secondly the functions , , , (Seaton (1982, 2002a)), which are used in the case of attractive Coulomb interactions.
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Curtis (1964a):
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Greene et al. (1979):
nonnegative integers. | |
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, .
, , .
6: 33.13 Complex Variable and Parameters
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►The functions , , and may be extended to noninteger values of by generalizing , and supplementing (33.6.5) by a formula derived from (33.2.8) with expanded via (13.2.42).
►These functions may also be continued analytically to complex values of , , and .
The quantities , , and , given by (33.2.6), (33.2.10), and (33.4.1), respectively, must be defined consistently so that
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33.13.1
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33.13.2
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7: 33.15 Graphics
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§33.15(i) Line Graphs of the Coulomb Functions and
… ► ► ► … ►§33.15(ii) Surfaces of the Coulomb Functions , , , and
…8: 33.6 Power-Series Expansions in
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►where , , and
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33.6.3
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33.6.4
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►where and (§5.2(i)).
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►Corresponding expansions for can be obtained by combining (33.6.5) with (33.4.3) or (33.4.4).
9: 33.5 Limiting Forms for Small , Small , or Large
§33.5 Limiting Forms for Small , Small , or Large
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33.5.6
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§33.5(iv) Large
►As with and () fixed, …10: 33.14 Definitions and Basic Properties
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►Again, there is a regular singularity at with indices and , and an irregular singularity of rank 1 at .
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►An alternative formula for is
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►When and the quantity may be negative, causing and to become imaginary.
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►When , , is times a polynomial in , and
…Note that the functions , , do not form a complete orthonormal system.
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