Pow Mul -1.31303528549933 acsch Add -4.13630884554938 x4 x0 
Mul Pow Mul -1.31303528549933 acsch Add -4.13630884554938 x4 Add x0 -1 Mul Mul -1.31303528549933 acsch Add -4.13630884554938 x4 log Mul -1.31303528549933 acsch Add -4.13630884554938 x4 