Y add mul x2 add mul c x1 tan add x2 add mul c pow x3 c mul pow x3 c pow cos x1 c mul x2 mul add c pow tan add x2 add mul c pow x3 c mul pow x3 c pow cos x1 c c mul add x3 mul c x1 add mul c pow x3 c mul c mul pow x3 c pow cos x1 c