]> https://gitweb.dealii.org/ - dealii.git/commitdiff
Improved: When eliminating nodes from a matrix using the <code
authorWolfgang Bangerth <bangerth@math.tamu.edu>
Tue, 2 Mar 2004 20:22:36 +0000 (20:22 +0000)
committerWolfgang Bangerth <bangerth@math.tamu.edu>
Tue, 2 Mar 2004 20:22:36 +0000 (20:22 +0000)
       class="member">ConstraintMatrix::condense</code> functions, the
       diagonal entry was set to one. It is now set to an entry that more
       resembles the size of the other diagonal entries, so that we don't run
       into scaling problems for applications that have very large or small
       domains.

git-svn-id: https://svn.dealii.org/trunk@8636 0785d39b-7218-0410-832d-ea1e28bc413d

deal.II/doc/news/c-4-0.html

index 6434edf7a24bfda780a2ecf0637dd7a4cc5758db..1ab9ec8ee1cb64dad74bf23c57745cec4f530f54 100644 (file)
@@ -287,21 +287,31 @@ contributor's names are abbreviated by WB (Wolfgang Bangerth), GK
 <h3>lac</h3>
 
 <ol>
+  <li> <p> Improved: When eliminating nodes from a matrix using the <code
+       class="member">ConstraintMatrix::condense</code> functions, the
+       diagonal entry was set to one. It is now set to an entry that more
+       resembles the size of the other diagonal entries, so that we don't run
+       into scaling problems for applications that have very large or small
+       domains.
+       <br>
+       (WB 2004/03/02)
+       </p>
+
 
   <li> <p> New:<code class="class">FullMatrix</code> has new functions <code
-  class="member">add</code> and ,<code
-  class="member">Tadd</code>
-  allowing to add to a selected block of the matrix.
-  <br>
-  (GK 2004/02/12)
-  </p>
+       class="member">add</code> and ,<code
+       class="member">Tadd</code>
+       allowing to add to a selected block of the matrix.
+       <br>
+       (GK 2004/02/12)
+       </p>
   
   <li> <p> Improved: Initialization routines of class <code
-  class="class">SparseMatrix</code> have an additional parameter
-  controlling the storage of diagonal entries.
-  <br>
-  (GK 2003/11/18)
-  </p>
+       class="class">SparseMatrix</code> have an additional parameter
+       controlling the storage of diagonal entries.
+       <br>
+       (GK 2003/11/18)
+       </p>
 
   <li> <p> New: 
        <code class="class">SolverFGMRES</code> implements the flexible

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