]> https://gitweb.dealii.org/ - dealii-svn.git/commitdiff
small doc update
authorhartmann <hartmann@0785d39b-7218-0410-832d-ea1e28bc413d>
Tue, 11 May 1999 16:35:01 +0000 (16:35 +0000)
committerhartmann <hartmann@0785d39b-7218-0410-832d-ea1e28bc413d>
Tue, 11 May 1999 16:35:01 +0000 (16:35 +0000)
git-svn-id: https://svn.dealii.org/trunk@1320 0785d39b-7218-0410-832d-ea1e28bc413d

deal.II/lac/include/lac/full_matrix.h

index 523f6c6708662e76d93e4fc90680564fc069568c..0bb2446a796a9d3af4a6df4388f9c77853b9eb89 100644 (file)
@@ -350,7 +350,13 @@ class FullMatrix : public Subscriptor
                                     /**
                                      * Compute the quadratic matrix norm.
                                      * Return value is the root of the square
-                                     * sum of all matrix entries.
+                                     * sum of all matrix entries. Also called
+                                     * Frobenius Norm.
+                                     * 
+                                     * This norm is compatible with the l2
+                                     * vector norm. But it is not a natural
+                                     * matrix norm (cf Rannacher Numeric0),
+                                     * therefore it is not called l2_norm.
                                      */
     number norm2 () const;
     

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