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