$$ \newcommand{\uex}{{u_{\small\mbox{e}}}} \newcommand{\vex}{{v_{\small\mbox{e}}}} \newcommand{\half}{\frac{1}{2}} \newcommand{\tp}{\thinspace .} \newcommand{\Oof}[1]{\mathcal{O}(#1)} $$
Empirical verification of the truncation error in the Forward Euler scheme
Figure 1: Estimated truncation error at mesh points for different meshes.