OFFSET
1,4
REFERENCES
L. D. Landau & E. M. Lifshitz, The Classical Theory of Fields, Pergamon Press 1971, page 150.
LINKS
Eric Weisstein's MathWorld, Airy Functions
EXAMPLE
-1.01879297164747108901732478339974382421820544125443456387...
MATHEMATICA
FindRoot[AiryAiPrime[x] == 0, {x, -1}, WorkingPrecision -> 103][[1, 2]] // RealDigits // First
PROG
(PARI) computeAtCurrentPrecision()=my(left=-2., right=-1., e=4.>>bitprecision(1.)); while(right-left>e, my(L=(2*left+right)/3, R=(left+2*right)/3); if(airy(L)[1] < airy(R)[1], left=L, right=R)); -(left+right)/2; \\ Charles R Greathouse IV, Apr 26 2019
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Jean-François Alcover, Mar 07 2016
STATUS
approved