Pow atanh Mul asin x2 -0.785398163397448 Add x0 x0 
Mul Pow atanh Mul asin x2 -0.785398163397448 Add Add x0 x0 -1 Mul Mul atanh Mul asin x2 -0.785398163397448 log atanh Mul asin x2 -0.785398163397448 2 