Y mul c mul pow tan mul pow x3 c add mul c x3 mul c pow add x3 x1 c c mul add c pow tan mul pow x3 c add mul c x3 mul c pow add x3 x1 c c mul add x1 mul sqrt x1 pow x3 c add mul pow x3 c add c mul c pow add x3 x1 c mul c mul pow x3 c add mul c x3 mul c pow add x3 x1 c