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