Problem I. 196. (November 2008)
I. 196. Using at least 12 digits of precision, find the real solution of equation sin x+cos x+tan x+cot x=x which has the smallest absolute value.
The root should be submitted together with a short documentation (i196.txt, i196.pdf, ...) and any other auxiliary materials (such as figures, source codes or tables) created by the Contestant.
Deadline expired on 15 December 2008.