From: Denis Davydov <davydden@gmail.com>
Date: Tue, 15 Aug 2017 06:47:10 +0000 (+0200)
Subject: minor extension of FullMatrix::cholesky documentation
X-Git-Tag: v9.0.0-rc1~1245^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F4854%2Fhead;p=dealii.git

minor extension of FullMatrix::cholesky documentation
---

diff --git a/include/deal.II/lac/full_matrix.h b/include/deal.II/lac/full_matrix.h
index dec7308bd5..d185db1b1b 100644
--- a/include/deal.II/lac/full_matrix.h
+++ b/include/deal.II/lac/full_matrix.h
@@ -846,7 +846,8 @@ public:
   void invert (const FullMatrix<number2> &M);
 
   /**
-   * Assign the Cholesky decomposition of the given matrix to <tt>*this</tt>.
+   * Assign the Cholesky decomposition $A=:L L^T$ of the given matrix $A$ to <tt>*this</tt>,
+   * where $L$ is lower triangular matrix.
    * The given matrix must be symmetric positive definite.
    *
    * ExcMatrixNotPositiveDefinite will be thrown in the case that the matrix
diff --git a/tests/full_matrix/full_matrix_56.cc b/tests/full_matrix/full_matrix_56.cc
index 153f483d8a..46740e50c1 100644
--- a/tests/full_matrix/full_matrix_56.cc
+++ b/tests/full_matrix/full_matrix_56.cc
@@ -59,7 +59,7 @@ check ()
   Testing::srand(3391466);
 
   FullMatrix<double> T2(2,2,entries2), S2(2,2), R2(2,2);
-  FullMatrix<double>T3(3,3,entries3), S3(3,3), R3(3,3);
+  FullMatrix<double> T3(3,3,entries3), S3(3,3), R3(3,3);
 
   // These results for T2, T3, T5 were compared
   // against Matlab.
@@ -172,6 +172,3 @@ check ()
   deallog << std::endl;
 
 }
-
-
-