      <li><a href="#1">Rule Number One: never multiply by the inverse, inv(A)</a></li>
               <li><a href="#2">Rule Number Two:  never break Rule Number One</a></li>
               <li><a href="#3">How to use BACKSLASH solve A*x=b</a></li>
               <li><a href="#4">BACKSLASH versus INV ... let the battle begin</a></li>
               <li><a href="#8">LU and LINSOLVE are fast and accurate but complicated to use</a></li>
               <li><a href="#9">INV is easy to use, but slow and inaccurate