diff --git a/symptom_ex_process/algorithm.tex b/symptom_ex_process/algorithm.tex
index b60019e..a4ec030 100644
--- a/symptom_ex_process/algorithm.tex
+++ b/symptom_ex_process/algorithm.tex
@@ -249,7 +249,7 @@ results. These are the failure modes of the functional group.
 Once a functional group has been analysed, it can be re-used in 
 any other design that uses it.
 Often safety critical designs have repeated sections (such as safety critical digital inputs or $4\rightarrow20mA$
-inputs). 
+inputs), and in this case the analysis would only need to be performed once.