exp asech cosh Add Pow x0 -1 6.15782128234958 
Mul exp asech cosh Add Pow x0 -1 6.15782128234958 Mul Mul sinh Add Pow x0 -1 6.15782128234958 Mul Pow x0 2 -1 Pow Mul Mul cosh Add Pow x0 -1 6.15782128234958 cosh Add Pow x0 -1 6.15782128234958 sqrt Add 1 Mul -1 Pow Mul cosh Add Pow x0 -1 6.15782128234958 cosh Add Pow x0 -1 6.15782128234958 -1 -1 