From 464d0d227518db9fb6a10dfb46fa5bf4dda43253 Mon Sep 17 00:00:00 2001
From: Matthias Maier <tamiko@43-1.org>
Date: Thu, 6 Apr 2017 16:34:43 -0500
Subject: [PATCH] Remove a reference

---
 examples/step-20/doc/intro.dox | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/examples/step-20/doc/intro.dox b/examples/step-20/doc/intro.dox
index 9823e7097f..f791e4d944 100644
--- a/examples/step-20/doc/intro.dox
+++ b/examples/step-20/doc/intro.dox
@@ -661,9 +661,6 @@ chose to introduce this material here anyway to demonstrate how to work with
 block matrices and to develop solvers and preconditioners, rather than using
 black box components from the library.
 
-For those interested in looking up the corresponding library classes: the Schur
-complement class corresponds to the <code>SchurMatrix</code> class.
-
 
 <h3>Definition of the test case</h3>
 
-- 
2.39.5