Jacobi function
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31—40 of 121 matching pages
31: 20.10 Integrals
32: 29.15 Fourier Series and Chebyshev Series
33: 20.13 Physical Applications
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►The functions
, , provide periodic solutions of the partial differential equation
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20.13.4
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20.13.5
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►In the singular limit , the functions
, , become integral kernels of Feynman path integrals (distribution-valued Green’s functions); see Schulman (1981, pp. 194–195).
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34: 20.15 Tables
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20.15.1
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►Tables of Neville’s theta functions
, , , (see §20.1) and their logarithmic -derivatives are given in Abramowitz and Stegun (1964, pp. 582–585) to 9D for , where (in radian measure) , and is defined by (20.15.1).
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35: 20.9 Relations to Other Functions
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20.9.1
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20.9.3
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20.9.4
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►The relations (20.9.1) and (20.9.2) between and (or ) are solutions of Jacobi’s inversion problem; see Baker (1995) and Whittaker and Watson (1927, pp. 480–485).
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36: 29.8 Integral Equations
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29.8.1
►where are real, and , , are the Jacobian elliptic functions (§22.2).
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29.8.6
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29.8.7
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29.8.9
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37: 18.12 Generating Functions
38: 18.38 Mathematical Applications
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►The Askey–Gasper inequality
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18.38.3
, , ,
►also the case of (18.14.26), was used in de Branges’ proof of the long-standing Bieberbach conjecture concerning univalent functions on the unit disk in the complex plane.
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