</style>

    <div id="main">

      <div align="center">
        <h2><a name="CHANGES">CHANGES in PETSc 2.1.6</a></h2>
      </div>

      <h4>General:</h4>

      <ul>
        <li>Added support for Cray X1</li>
        <li>
          Added option '-suggest' to petscarch script. It suggests some
          possible PETSC_ARCHes to use
        </li>

        <li>Installation instructions are rewritten</li>
      </ul>

      <h4>Vec:</h4>

      <ul>
        <li> VecNorm now caches NORM_2</li>
        <li>Ad