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