Add Mul Pow exp sinh sech x1 x0 asin cot x0 x0 
Add Add Mul asin cot x0 Mul Pow exp sinh sech x1 Add x0 -1 Mul exp sinh sech x1 log exp sinh sech x1 Mul Pow exp sinh sech x1 x0 Mul Mul -1 Pow csc x0 2 Pow sqrt Add 1 Mul -1 Mul cot x0 cot x0 -1 1 