Y mul div c c mul pow x1 div c c add mul c mul pow x1 c mul add c add x3 add mul c sqrt x3 add mul c sin sin x3 mul c sqrt x1 tan x1 add mul c mul pow x1 div c c mul pow cos x1 c add x1 mul c mul add c sqrt x1 add c add sqrt x3 add mul c x3 sin sin x3 mul c mul pow x1 div c c mul add x1 mul c mul add c sqrt x1 add c add sqrt x3 add mul c x3 sin sin x3 tan x1