]> https://gitweb.dealii.org/ - dealii-svn.git/commitdiff
VectorTools and PreconditionBlockSOR
authorguido <guido@0785d39b-7218-0410-832d-ea1e28bc413d>
Wed, 12 Jul 2000 21:17:39 +0000 (21:17 +0000)
committerguido <guido@0785d39b-7218-0410-832d-ea1e28bc413d>
Wed, 12 Jul 2000 21:17:39 +0000 (21:17 +0000)
git-svn-id: https://svn.dealii.org/trunk@3154 0785d39b-7218-0410-832d-ea1e28bc413d

deal.II/doc/news/2000/c-3-0.html

index ab248db042984ecadb6ab2c714173bdebc5d3b1b..ce1d24351fd9b623d8303f7392a28a8d2f8bb53b 100644 (file)
 <h3>base</h3>
 
 <ol>
+  <li> <p>
+       New: classes <code class="class">QMilne</code> and <code
+       class="class">QWeddle</code> for closed Newton-Cotes-formulæ of
+       orders 7 and 9, respectively.
+       <br>
+       (GK 2000/07/07)
+       </p>
+
   <li> <p>
        New: There is now a function <code class="member">invert
        (Tensor<2,dim>)</code> that returns the inverse of a tensor of
 <ol>
 
   <li> <p>
-       Improved: <code class="class">FullMatrix&lt;...&gt;</code><code
+
+       Improved: <code class="class">PreconditionBlockSOR</code><code
+       class="member">::Tvmult(...)</code> is implemented.
+       <br>
+       (GK 2000/07/07)
+       </p>
+
+  <li> <p>
+
+       Improved: The breakdown criterion of <code
+       class="class">SolverBicgstab</code> can be changed by the use
+       of <code class="class">SolverBicgstab::AdditionalData</code>.
+       <br>
+       (GK 2000/07/07)
+       </p>       
+
+  <li> <p>
+       New: <code class="class">SolverRichardson</code> has a
+       transposed solver <code class="member">Tsolve(...)</code>. It
+       uses the functions <code class="member">Tvmult(...)</code> of
+       the provided matrix and preconditioner.
+       <br>
+       (GK 2000/07/07)
+       </p>
+
+  <li> <p>
+       Improved: <code class="class">FullMatrix</code><code
        class="member">::invert(...)</code> now inverts matrices of all
        sizes. If there is no hardcoded inversion, <code
        class="member">gauss_jordan()</code> is used implicitly.
 <h3>deal.II</h3>
 
 <ol>
+
+  <li> <p>
+       New: Function <code class="class">VectorTools</code><code
+       class="member">::compute_mean_value</code> integrates the mean
+       value of one component of a finite element function.
+       <br>
+       (GK 2000/07/12)
+       </p>
+       
   <li> <p>
        New: The new function <code class="member">get_face</code>
        of <code class="class">FEFaceValues</code> and <code

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