sec Mul x7 sinh sech coth Mul sec x2 x0 
Mul Mul tan Mul x7 sinh sech coth Mul sec x2 x0 sec Mul x7 sinh sech coth Mul sec x2 x0 Mul x7 Mul cosh sech coth Mul sec x2 x0 Mul Mul tanh coth Mul sec x2 x0 Mul -1 sech coth Mul sec x2 x0 Mul Mul -1 Pow csch Mul sec x2 x0 2 sec x2 