functionality constitutes a significant improvement of
<acronym>deal.II</acronym>. Results produced by the new code
match those of the old design up to machine precision.
- </p>
-
<br>
(RH & GK 2001/03/13)
</p>
<ol>
<li> <p>
-
Removed: The explicite instantiations of <code
class="class">SparseMatrix<long double></code> are
removed as a prerelease of gcc3.0 fails to compile it. A user
(RH 2001/03/14)
</p>
- <li> <p> New: class <code
+ <li> <p>
+ New: class <code
class="class">BlockMatrixArray<MATRIX></code> implements
a block matrix based on an array of matrix pointers. Since this
array may be incomplete, no direct access to entries is
<h3>deal.II</h3>
<ol>
+ <li> <p>
+
+ New: The new function <code
+ class="class">PersistentTriangulation<dim></code>::<code
+ class="member">restore(unsigned int)</code> allows to restore
+ the triangulation step by step.
+ <br>
+ New: Now there exists a function <code
+ class="class">PersistentTriangulation<dim></code>::<code
+ class="member">clear_flags</code> to allow to re-<code
+ class="member">read_flags</code> without the need of clearing
+ the triangulation in advance.
+ <br>
+ New: The new function <code
+ class="class">PersistentTriangulation<dim></code>::<code
+ class="member">n_refinement_steps</code> returns the number of
+ refinement steps stored in <code
+ class="member">refine_flags</code>.
+ <br>
+ (RH 2001/03/20)
+ </p>
+
<li> <p>
New: <code class="class">GridGenerator</code>::<code
class="member">hyper_rectangle</code> creates