Find a control function u(t) : [0, infinity) → R such that (1) |u(t)| ≤ 2 for all t in [0, infinity) and (2) u steers [1; 1] to [0; 0] where the control system is given by x' = [0 1; -1 0]x + [0; 1]u(t). Use Analysis to solve the problem but no code.