OFFSET
1,3
COMMENTS
See A198866 for a guide to related sequences. The Mathematica program includes a graph.
EXAMPLE
negative: -1.411987310232303288873063579688459791640...
positive: 1.03450269177738273452176790088513105811...
MATHEMATICA
a = 2; b = 1; c = 3;
f[x_] := a*x^2 + b*Sin[x]; g[x_] := c
Plot[{f[x], g[x]}, {x, -2, 2}, {AxesOrigin -> {0, 0}}]
r = x /. FindRoot[f[x] == g[x], {x, -1.5, -1.4}, WorkingPrecision -> 110]
RealDigits[r] (* A199065 *)
r = x /. FindRoot[f[x] == g[x], {x, 1.03, 1.04}, WorkingPrecision -> 110]
RealDigits[r] (* A199066 *)
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Clark Kimberling, Nov 02 2011
STATUS
approved