Y mul pow x2 c mul sqrt mul x2 pow add sqrt add x2 cos c mul c pow x2 c c mul pow add sqrt add x2 cos c mul c pow x2 c c mul pow abs x2 c add mul div c c pow add sqrt add x2 cos c mul c pow x2 c c mul c mul pow x2 c add sqrt add x2 cos c mul c pow x2 c