From d9f7a6de041f47af4ae5f430b9caece00c8cf266 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kevin=20H=C3=B6llring?= <kevin.hoellring@fau.de>
Date: Tue, 26 Nov 2019 03:29:17 +0100
Subject: [PATCH] Add comment on terminating conditions

---
 instructions/exercise_4.tex | 1 +
 1 file changed, 1 insertion(+)

diff --git a/instructions/exercise_4.tex b/instructions/exercise_4.tex
index 901bbe1..5929b24 100644
--- a/instructions/exercise_4.tex
+++ b/instructions/exercise_4.tex
@@ -241,6 +241,7 @@ in your command line/shell before executing your program.
 		\end{enumerate}
 	\end{enumerate}
 	The resulting $x_n$ is the end approximation of the substep and can afterwards be used as the input for subsequent executions of this subroutine.	 
+	(Consider appropriate conditions to end a loop preliminarily. These may contain: numbers being too small to divide by them, gradients/directional vectors being too short,\ldots)
 	\begin{enumerate}
 		\item In order to structure your code, implement the method \class{ConjugateGradient::CGstep}, which executes one full iteration of the subroutine as detailed above.\\
 		To do that you will need a few extra steps
-- 
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