Add Mul -2 Add x0 asech x0 Pow Add Add Mul -0.200000000000000 x0 -1 acoth Mul x2 x0 Add -2 x0 
Add Mul -2 Add 1 Pow Mul Mul x0 x0 sqrt Add 1 Mul -1 Pow Mul x0 x0 -1 -1 Mul Pow Add Add Mul -0.200000000000000 x0 -1 acoth Mul x2 x0 Add Add -2 x0 -1 Add Mul Add -2 x0 Add -0.200000000000000 Mul x2 Pow Add 1 Mul -1 Mul Mul x2 x0 Mul x2 x0 -1 Mul Add Add Mul -0.200000000000000 x0 -1 acoth Mul x2 x0 log Add Add Mul -0.200000000000000 x0 -1 acoth Mul x2 x0 