From 1dc2c03ce05ce41fba76d0ffaef1f544eaa50da7 Mon Sep 17 00:00:00 2001
From: Andreas Tsouchlos <an.tsouchlos@gmail.com>
Date: Sun, 9 Apr 2023 23:21:48 +0200
Subject: [PATCH] Renamed z to n in theoretical background channel model

---
 latex/thesis/chapters/theoretical_background.tex | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/latex/thesis/chapters/theoretical_background.tex b/latex/thesis/chapters/theoretical_background.tex
index 796c25c..112d1b4 100644
--- a/latex/thesis/chapters/theoretical_background.tex
+++ b/latex/thesis/chapters/theoretical_background.tex
@@ -136,20 +136,20 @@ figure \ref{fig:theo:channel_overview}.%
         \node (y) at ($(add.east)!0.5!(decoder.west) + (0,0.3cm)$) {$\boldsymbol{y}$};
         \node (x_hat) at ($(decoder.east)!0.5!(demapper.west) + (0,0.3cm)$)
             {$\boldsymbol{\hat{x}}$};
-        \node[below=0.5cm of add] (z) {$\boldsymbol{z}$};
+        \node[below=0.5cm of add] (n) {$\boldsymbol{n}$};
 
         \draw[->] (c) -- (bpskmap);
         \draw[->] (bpskmap) -- (add);
         \draw[->] (add) -- (decoder);
-        \draw[->] (z) -- (add);
+        \draw[->] (n) -- (add);
         \draw[->] (decoder) -- (demapper);
         \draw[->] (demapper) -- (out);
 
         \coordinate (top_left)      at ($(x.north west) + (-0.1cm, 0.1cm)$);
         \coordinate (top_right)     at ($(y.north east) + (+0.1cm, 0.1cm)$);
-        \coordinate (bottom_center) at ($(z.south)      + (0cm,   -0.1cm)$);
+        \coordinate (bottom_center) at ($(n.south)      + (0cm,   -0.1cm)$);
         \draw[dashed] (top_left) -- (top_right) |- (bottom_center) -| cycle;
-        \node[below=0.25cm of z] (text) {Channel};
+        \node[below=0.25cm of n] (text) {Channel};
     \end{tikzpicture}
 
     \caption{Overview of channel model and modulation}