cos Add Pow 0.841470984807897 x0 sqrt atanh exp x0 
Mul Mul -1 sin Add Pow 0.841470984807897 x0 sqrt atanh exp x0 Add Mul Pow 0.841470984807897 Add x0 -1 0.668867238538805 Mul Pow Mul 2 sqrt atanh exp x0 -1 Mul exp x0 Pow Add 1 Mul -1 Mul exp x0 exp x0 -1 