Nonstandard finite difference scheme (source code)

= Nonstandard finite difference scheme
{wiki=Nonstandard_finite_difference_scheme}

A nonstandard finite difference scheme is a numerical method used for approximating solutions to partial differential equations (PDEs), particularly those arising in the context of time-dependent problems. It extends traditional finite difference methods by employing non-standard discretization techniques that allow for greater flexibility and improved stability and accuracy in certain contexts.