

A199000


Decimal expansion of x>0 satisfying 4*x^24*cos(x)=3.


2



4, 0, 9, 1, 9, 5, 7, 0, 5, 5, 2, 8, 4, 3, 0, 3, 9, 3, 7, 1, 2, 0, 4, 0, 4, 6, 0, 6, 0, 7, 2, 6, 7, 1, 5, 0, 3, 8, 3, 1, 2, 8, 0, 4, 9, 4, 7, 8, 2, 9, 4, 7, 6, 4, 7, 6, 1, 7, 7, 7, 3, 1, 2, 6, 6, 8, 3, 1, 1, 9, 2, 4, 7, 0, 7, 1, 9, 6, 6, 6, 0, 0, 8, 8, 5, 2, 0, 6, 5, 0, 2, 2, 7, 7, 3, 2, 2, 6, 1
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OFFSET

0,1


COMMENTS

See A198755 for a guide to related sequences. The Mathematica program includes a graph.


LINKS



EXAMPLE

x=0.40919570552843039371204046060726715038312804...


MATHEMATICA

a = 4; b = 4; c = 3;
f[x_] := a*x^2 + b*Cos[x]; g[x_] := c
Plot[{f[x], g[x]}, {x, 2, 2}, {AxesOrigin > {0, 0}}]
r = x /. FindRoot[f[x] == g[x], {x, .4, .41}, WorkingPrecision > 110]


CROSSREFS



KEYWORD



AUTHOR



STATUS

approved



