Travelling front
= Travelling front
{title2=$u(x,t)=U(x-ct)$}
A <travelling front> is a <travelling wave> joining distinct limiting states ahead of and behind a moving interface. Its spatial profile depends on a coordinate such as $x-ct$.
= Travelling front
{title2=$u(x,t)=U(x-ct)$}
A <travelling front> is a <travelling wave> joining distinct limiting states ahead of and behind a moving interface. Its spatial profile depends on a coordinate such as $x-ct$.