elliptic cases of R-a(b;z)
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11: 22.5 Special Values
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►Table 22.5.1 gives the value of each of the 12 Jacobian elliptic functions, together with its -derivative (or at a pole, the residue), for values of that are integer multiples of , .
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►Table 22.5.2 gives , , for other special values of .
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►In these cases the elliptic functions degenerate into elementary trigonometric and hyperbolic functions, respectively.
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►For values of when (lemniscatic case) see §23.5(iii), and for (equianharmonic case) see §23.5(v).
12: 22.4 Periods, Poles, and Zeros
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§22.4(i) Distribution
… ► … ► … ►(b) The difference between p and the nearest q is a half-period of . … ►For example, . …13: 19.22 Quadratic Transformations
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Bartky’s Transformation
… ►§19.22(ii) Gauss’s Arithmetic-Geometric Mean (AGM)
… ►Descending Gauss transformations include, as special cases, transformations of complete integrals into complete integrals; ascending Landen transformations do not. … ►14: 22.6 Elementary Identities
§22.6 Elementary Identities
… ►§22.6(ii) Double Argument
… ►§22.6(iii) Half Argument
… ►§22.6(iv) Rotation of Argument (Jacobi’s Imaginary Transformation)
… ►See §22.17.15: 22.18 Mathematical Applications
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►With the mapping gives a conformal map of the closed rectangle onto the half-plane , with mapping to respectively.
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§22.18(iv) Elliptic Curves and the Jacobi–Abel Addition Theorem
… ►With the identification , , the addition law (22.18.8) is transformed into the addition theorem (22.8.1); see Akhiezer (1990, pp. 42, 45, 73–74) and McKean and Moll (1999, §§2.14, 2.16). …16: 19.15 Advantages of Symmetry
§19.15 Advantages of Symmetry
►Elliptic integrals are special cases of a particular multivariate hypergeometric function called Lauricella’s (Carlson (1961b)). … ► … ►For the many properties of ellipses and triaxial ellipsoids that can be represented by elliptic integrals, any symmetry in the semiaxes remains obvious when symmetric integrals are used (see (19.30.5) and §19.33). …17: 29.11 Lamé Wave Equation
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29.11.1
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►In the case
, (29.11.1) reduces to Lamé’s equation (29.2.1).
►For properties of the solutions of (29.11.1) see Arscott (1956, 1959), Arscott (1964b, Chapter X), Erdélyi et al. (1955, §16.14), Fedoryuk (1989), and Müller (1966a, b, c).
18: 23.4 Graphics
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