Y mul pow add sqrt x4 sqrt cos add sqrt x3 mul c x3 c mul pow cos add sqrt x3 mul c x3 div c c add mul pow add sqrt x4 sqrt cos add sqrt x3 mul c x3 c sqrt cos add sqrt x3 mul c x3 add mul c mul x3 add mul sqrt x4 sqrt cos add sqrt x3 mul c x3 cos add sqrt x3 mul c x3 mul div c c mul pow x3 div c c mul add c mul c sqrt x3 sin add sqrt x3 mul c x3