f(z)=\exp(z)-1
\alpha(f(x) ) = \alpha(x)+1
f(z)=\exp(z)-1
\alpha(f(x) ) = \alpha(x)+1
\eta=\exp(1/e)\;\;\;f(z)=\eta^z\;\;\;
\eta=\exp(1/e)\;\;\;f(z)=\eta^z\;\;\;
\eta=\exp(1/e)\;\;\;f(z)=\eta^z\;\;\;