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