]> https://gitweb.dealii.org/ - dealii-svn.git/commitdiff
eigenvalues in cg
authorkanschat <kanschat@0785d39b-7218-0410-832d-ea1e28bc413d>
Wed, 6 Sep 2006 21:33:38 +0000 (21:33 +0000)
committerkanschat <kanschat@0785d39b-7218-0410-832d-ea1e28bc413d>
Wed, 6 Sep 2006 21:33:38 +0000 (21:33 +0000)
git-svn-id: https://svn.dealii.org/trunk@13845 0785d39b-7218-0410-832d-ea1e28bc413d

deal.II/doc/news/changes.html

index 231edeefcc176a15dc3e48be78c0f1c58f0461da..841131cf8fc7b4343d902e7bc48ebabdffbdd304 100644 (file)
@@ -604,6 +604,20 @@ inconvenience this causes.
 
 <ol>
 
+  <li> <p>Improved: The class <code class="class">SolverCG</code> can
+  now estimate the condition number of the linear system using <code
+  class="class">TridiagonalMatrix</code> and LAPACK.
+  <br>
+  (GK 2006/09/06)
+  </p>  
+
+  <li> <p>New: the class <code class="class">TridiagonalMatrix</code>
+  has been introduced together with its basic methods, including an
+  eigenvalue solver for the symmetric case (LAPACK).
+  <br>
+  (GK 2006/09/06)
+  </p>
+
   <li> <p> Improved: PETSc 2.3.1 (<i>build 16</i>) is now supported by the
        linear preconditioner classes. The new PETSc functions 
        <code class="member">PCFactorSetXXX</code> are used.<br>       

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