Y mul x4 mul x2 mul pow add c add mul pow x4 c pow x2 c mul x1 mul pow x2 c pow add x1 add sqrt c add sqrt x2 mul c x2 c c add mul c mul pow x2 c pow add x1 add sqrt c add sqrt x2 mul c x2 c mul x1 mul pow x2 c pow add x1 add sqrt c add sqrt x2 mul c x2 c