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