How convert exp(x) to sinh(x)+cosh(x); ? How simplify (%e^(2*x)-1)/(%e^(2*x)+1) to tanh(x); ? How simplify (%e^(2*sqrt(3)*x)-2*%e^(sqrt(3)*x)+1)/(%e^(2*sqrt(3)*x)+2*%e^(sqrt(3)*x)+1) to tanh((sqrt(3)*x)/2)^2; ? Regads Aleksas