OFFSET
1,2
COMMENTS
The Mathematica program includes a graph. See A197476 for a guide for the least x > 0 satisfying cos(b*x) = cos(c*x)^2 for selected b and c.
EXAMPLE
x=1.26932816795397084893618514970378880739787127...
MATHEMATICA
b = Pi/2; c = 1; f[x_] := Sin[x]
t = x /. FindRoot[f[b*x] == f[c*x]^2, {x, 1.2, 1.3}, WorkingPrecision -> 200]
RealDigits[t] (* A197579 *)
Plot[{f[b*x], f[c*x]^2}, {x, 0, 2}]
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Oct 16 2011
STATUS
approved