Monomial inflation potential (source code)

= Monomial inflation potential
{title2=$V(\phi)=\lambda M_{\rm Pl}^4(\phi/M_{\rm Pl})^\alpha$}

A monomial inflation potential is a positive power of the inflaton. Its potential slow-roll parameter is $\epsilon_V=\alpha^2M_{\rm Pl}^2/(2\phi^2)$.