Born series
= Born series
{c}
{title2=$\psi_s=\sum_{j\geq1}T^j\psi_i$}
The Born series is the <Neumann series> expansion of the <Lippmann-Schwinger equation>. Its terms describe successive orders of <wave scattering>; convergence is ensured, for example, by a scattering <operator norm> smaller than one.