diff --git a/4.Project Management/Planning.lyx b/4.Project Management/Planning.lyx
index 29477ed..2216a7e 100644
--- a/4.Project Management/Planning.lyx	
+++ b/4.Project Management/Planning.lyx	
@@ -3762,7 +3762,10 @@ thoroughly familiar
 \begin_inset Text
 
 \begin_layout Plain Layout
-SFj
+\begin_inset Formula $SF_{j}$
+\end_inset
+
+
 \end_layout
 
 \end_inset
@@ -3892,7 +3895,10 @@ general goals
 \begin_inset Text
 
 \begin_layout Plain Layout
-SFj
+\begin_inset Formula $SF_{j}$
+\end_inset
+
+
 \end_layout
 
 \end_inset
@@ -4022,7 +4028,10 @@ full (100%)
 \begin_inset Text
 
 \begin_layout Plain Layout
-SFj
+\begin_inset Formula $SF_{j}$
+\end_inset
+
+
 \end_layout
 
 \end_inset
@@ -4152,7 +4161,10 @@ seamless interactions
 \begin_inset Text
 
 \begin_layout Plain Layout
-SFj
+\begin_inset Formula $SF_{j}$
+\end_inset
+
+
 \end_layout
 
 \end_inset
@@ -4282,7 +4294,10 @@ SW-CMM Level 5
 \begin_inset Text
 
 \begin_layout Plain Layout
-SFj
+\begin_inset Formula $SF_{j}$
+\end_inset
+
+
 \end_layout
 
 \end_inset