diff --git a/tex/chapters/method.tex b/tex/chapters/method.tex
index b6280ad..6b817f3 100644
--- a/tex/chapters/method.tex
+++ b/tex/chapters/method.tex
@@ -137,16 +137,18 @@ The quality factor is defined by
             \newcommand{\leMin}{l_\text{min}}
             \newcommand{\leMax}{l_\text{max}}
             q(\mObsVec_t^{\mRssiVec_\text{wifi}}) = 
-                \max(0,
-                    \min(
+                \max \left(0,
+                    \min \left(
                         \frac{
                             \bar\mRssi_\text{wifi} - \leMin
                         }{
                             \leMax - \leMin
                         },
                         1
-                    )
-                )
+                    \right)
+                \right)
+                %,\enskip
+				%\bar\mRssi_\text{wifi} = \frac{1}{n} \sum_{i = 1}^{n} \mRssi_i
             \label{eq:wifiQuality}
         \end{equation}
 		%