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