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