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A358561
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Decimal expansion of the derivative Bi'(0), where Bi is the Airy function of the second kind.
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2
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4, 4, 8, 2, 8, 8, 3, 5, 7, 3, 5, 3, 8, 2, 6, 3, 5, 7, 9, 1, 4, 8, 2, 3, 7, 1, 0, 3, 9, 8, 8, 2, 8, 3, 9, 0, 8, 6, 6, 2, 2, 6, 7, 9, 9, 2, 1, 2, 2, 6, 2, 0, 6, 1, 0, 8, 2, 8, 0, 8, 7, 7, 8, 3, 7, 2, 3, 3, 0, 7, 5, 5, 0, 0, 9, 7, 8, 0, 6, 4, 7, 1, 8, 5, 0, 4
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OFFSET
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0,1
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REFERENCES
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F. W. J. Olver, Asymptotics and Special Functions, Academic Press, ISBN 978-0-12-525856-2, 1974.
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LINKS
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[DLMF] NIST Digital Library of Mathematical Functions, Eq. 9.2.6.
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FORMULA
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Bi'(0) = 3*Gi'(0), where Gi' is the derivative of the inhomogeneous Airy function of the first kind.
Bi'(0) = 3^(1/4)*AGM(2,(sqrt(2+sqrt(3))))^(1/3)/(2^(7/9) * Pi^(2/3)), where AGM is the arithmetic-geometric mean.
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EXAMPLE
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0.44828835735382635791482371039882839086622679921226206108280877837233075...
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MATHEMATICA
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RealDigits[AiryBi'[0], 10, 120][[1]] (* Amiram Eldar, Nov 28 2022 *)
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PROG
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(PARI) derivnum(x=0, airy(x)[2])
(SageMath) airy_bi_prime(0).n(algorithm='scipy', prec=250)
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CROSSREFS
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KEYWORD
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AUTHOR
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STATUS
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approved
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