Fix typo: residuum -> residual

diff --git a/include/deal.II/lac/precondition.h b/include/deal.II/lac/precondition.h
index 7c6ae362acbc751ad4e5395b43d935402b80ea8f..993f31af95bb43698c4e4fed7a46063a90feeda2 100644 (file)
--- a/include/deal.II/lac/precondition.h
+++ b/include/deal.II/lac/precondition.h
@@ -3579,7 +3579,7 @@ namespace internal
           temp_vector1.reinit(rhs, true);
           temp_vector2.reinit(rhs, true);
 
-          // 1) compute rediduum (including operator application)
+          // 1) compute residual (including operator application)
           matrix.vmult(
             temp_vector1,
             solution,