OFFSET
1,1
COMMENTS
LINKS
Zakoua Guédé and Isaac Elishakoff, A fifth-order polynomial that serves as both buckling and vibration mode of an inhomogeneous structure, Chaos, Solitons and Fractals 12 (7) (2001) 1267-1298.
EXAMPLE
7.06858274562873208855295892754666537643764755006423...
MATHEMATICA
RealDigits[x /. FindRoot[Tan[x] == Tanh[x], {x, 7}, WorkingPrecision->120], 10, 105][[1]] (* Amiram Eldar, May 02 2023 *)
PROG
(PARI) solve(x = 7, 7.1, tan(x) - tanh(x)) \\ Amiram Eldar, May 02 2023
CROSSREFS
KEYWORD
AUTHOR
Zak Seidov, Oct 10 2002
STATUS
approved