cosh Pow cot tanh cot x6 log Pow x0 pi 
Mul sinh Pow cot tanh cot x6 log Pow x0 pi Mul Pow cot tanh cot x6 Add log Pow x0 pi -1 Mul Mul cot tanh cot x6 log cot tanh cot x6 Mul Mul Pow x0 Add pi -1 pi Pow Pow x0 pi -1 