Recent results for generalized exponential integrals (Q914007)

The work is devoted to provide relevant expressions of the generalized exponential integrals: \[ E_{\nu}(x)=\int^{\infty}_{1}e^{-tx} t^{-\nu} dt,\text{ where } x>0,\quad \nu \in R \] corresponding to the values of x and \(\nu\).