Loading [MathJax]/extensions/TeX/boldsymbol.js
\newcommand{\uex}{{u_{\small\mbox{e}}}}
\newcommand{\half}{\frac{1}{2}}
\newcommand{\tp}{\thinspace .}
\newcommand{\Oof}[1]{\mathcal{O}(#1)}
First steps for testing and debugging
- Testing very simple solutions:
u=\hbox{const} or u=ct + d do not apply here (without a force
term in the equation: u^{\prime\prime} + \omega^2u = f ).
- Hand calculations: calculate u^1 and u^2 and compare with program.