MathDB
IMO Long List 1986 System of equations

Source:

August 29, 2010
trigonometryalgebrasystem of equationsalgebra unsolved

Problem Statement

Solve the system of equations tanx1+cotx1=3tanx2,\tan x_1 +\cot x_1=3 \tan x_2,tanx2+cotx2=3tanx3,\tan x_2 +\cot x_2=3 \tan x_3,\vdotstanxn+cotxn=3tanx1\tan x_n +\cot x_n=3 \tan x_1