sec Add csch Pow Add x4 x0 -1 coth Mul asinh pi 3.19869011034924 
Mul Mul tan Add csch Pow Add x4 x0 -1 coth Mul asinh pi 3.19869011034924 sec Add csch Pow Add x4 x0 -1 coth Mul asinh pi 3.19869011034924 Mul Mul Mul -1 coth Pow Add x4 x0 -1 csch Pow Add x4 x0 -1 Mul Pow Add x4 x0 2 -1 