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11: 19.21 Connection Formulas
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►The complete cases of and have connection formulas resulting from those for the Gauss hypergeometric function (Erdélyi et al. (1953a, §2.9)).
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►The complete case of can be expressed in terms of and :
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►Because is completely symmetric, can be permuted on the right-hand side of (19.21.10) so that if the variables are real, thereby avoiding cancellations when is calculated from and (see §19.36(i)).
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►Connection formulas for are given in Carlson (1977b, pp. 99, 101, and 123–124).
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§19.21(iii) Change of Parameter of
…12: 19.16 Definitions
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►It should be noted that the integrals (19.16.1)–(19.16.2_5) have been normalized so that .
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►and is a degenerate case of , so is a degenerate case of the hyperelliptic integral,
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►Thus is symmetric in the variables and if the parameters and are equal.
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§19.16(iii) Various Cases of
… ►The only cases that are integrals of the third kind are those in which at least one is a positive integer. …13: 18.40 Methods of Computation
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►The quadrature points and weights can be put to a more direct and efficient use.
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14: 19.5 Maclaurin and Related Expansions
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19.5.1
►where is the Gauss hypergeometric function (§§15.1 and 15.2(i)).
…where is an Appell function (§16.13).
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►where and
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19.5.11
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15: 19.18 Derivatives and Differential Equations
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►Let , and be an -tuple with 1 in the th place and 0’s elsewhere.
Also define
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►More concisely, if , then each of (19.16.14)–(19.16.18) and (19.16.20)–(19.16.23) satisfies Euler’s homogeneity relation:
…If , then elimination of between (19.18.11) and (19.18.12), followed by the substitution , produces the Gauss hypergeometric equation (15.10.1).
►The next four differential equations apply to the complete case of and in the form (see (19.16.20) and (19.16.23)).
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16: 19.23 Integral Representations
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19.23.4
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19.23.8
; .
►With denoting any permutation of , , ,
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19.23.9
, .
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19.23.10
; ;
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17: 23.20 Mathematical Applications
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►An algebraic curve that can be put either into the form
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18: 19.2 Definitions
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►where is a polynomial in while and are rational functions of .
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►Here are real parameters, and and are real or complex variables, with , .
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►If , then is pure imaginary.
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§19.2(iv) A Related Function:
… ►For the special cases of and see (19.6.15). …19: 26.2 Basic Definitions
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