|
|
A197328
|
|
Decimal expansion of least x > 0 having sin(x) = sin(Pi*x/6)^2.
|
|
2
|
|
|
2, 1, 7, 3, 1, 6, 8, 1, 3, 1, 5, 3, 0, 3, 6, 5, 4, 3, 4, 8, 6, 3, 4, 2, 7, 0, 4, 2, 8, 6, 0, 1, 0, 2, 7, 6, 9, 2, 4, 5, 0, 3, 3, 1, 2, 5, 0, 3, 4, 5, 0, 7, 0, 6, 0, 4, 4, 5, 0, 3, 6, 1, 4, 4, 1, 8, 4, 1, 8, 8, 1, 8, 5, 0, 4, 5, 9, 4, 1, 9, 8, 2, 4, 1, 0, 0, 7, 2, 4, 4, 8, 8, 1, 3, 4, 9, 5, 6, 0
(list;
constant;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
The Mathematica program includes a graph. See A197133 for a guide to least x > 0 satisfying sin(b*x) = sin(c*x)^2 for selected b and c.
|
|
LINKS
|
|
|
EXAMPLE
|
x=2.17316813153036543486342704286010276...
|
|
MATHEMATICA
|
b = 1; c = Pi/6; f[x_] := Sin[x]
t = x /. FindRoot[f[b*x] == f[c*x]^2, {x, 2, 2.5}, WorkingPrecision -> 200]
Plot[{f[b*x], f[c*x]^2}, {x, 0, 2.5}]
|
|
CROSSREFS
|
|
|
KEYWORD
|
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|