A125578 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A125578

Decimal expansion of positive root of x^2 = cos(x).

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

(list; constant; graph; refs; listen; history; text; internal format)

OFFSET

0,1

COMMENTS

Both roots have same magnitude: x = +-0.824132312302...

Fixed point of cos(x)/x function. - Michal Paulovic, Jun 13 2023

LINKS

Table of n, a(n) for n=0..101.

EXAMPLE

0.824132312302522422960956785771991108142689866748289991732...

MAPLE

Digits:=100; fsolve(cos(x)/x-x, x); # Michal Paulovic, Jun 13 2023