From 525bef2e49bdaf410a406a84d351fc7aaabc4585 Mon Sep 17 00:00:00 2001
From: Philipp Le <philipp-le-prviat@freenet.de>
Date: Tue, 14 Jul 2020 23:01:25 +0200
Subject: Corrected copy and paste mistake in Exercise 6 - FFT butterfly
 operations

---
 exercise06/exercise06.tex | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

(limited to 'exercise06/exercise06.tex')

diff --git a/exercise06/exercise06.tex b/exercise06/exercise06.tex
index 9010fd1..9bf9070 100644
--- a/exercise06/exercise06.tex
+++ b/exercise06/exercise06.tex
@@ -492,10 +492,10 @@
 		Now combine the two parts, to the 4-point FFT.
 		\begin{equation*}
 			\begin{split}
-				\underline{X}[0] &= \underline{E}[0] + \underline{w}_2^{0} \cdot \underline{O}[0] = 0.5 \\
-				\underline{X}[1] &= \underline{E}[1] + \underline{w}_2^{1} \cdot \underline{O}[1] = 1.5+1j \\
-				\underline{X}[2] &= \underline{E}[0] + \underline{w}_2^{2} \cdot \underline{O}[0] = -5.5 \\
-				\underline{X}[3] &= \underline{E}[1] + \underline{w}_2^{3} \cdot \underline{O}[1] = (1.5-1j)
+				\underline{X}[0] &= \underline{E}[0] + \underline{w}_4^{0} \cdot \underline{O}[0] = 0.5 \\
+				\underline{X}[1] &= \underline{E}[1] + \underline{w}_4^{1} \cdot \underline{O}[1] = 1.5+1j \\
+				\underline{X}[2] &= \underline{E}[0] + \underline{w}_4^{2} \cdot \underline{O}[0] = -5.5 \\
+				\underline{X}[3] &= \underline{E}[1] + \underline{w}_4^{3} \cdot \underline{O}[1] = (1.5-1j)
 			\end{split}
 		\end{equation*}
 		
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