From 8ea0090acfe29d1283b07b88d392b597c7ae39eb Mon Sep 17 00:00:00 2001
From: Nao Pross <np@0hm.ch>
Date: Mon, 20 Dec 2021 22:56:31 +0100
Subject: Remove old comments, add missing citation

---
 doc/thesis/chapters/theory.tex | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'doc/thesis/chapters/theory.tex')

diff --git a/doc/thesis/chapters/theory.tex b/doc/thesis/chapters/theory.tex
index c73f94d..dfea46d 100644
--- a/doc/thesis/chapters/theory.tex
+++ b/doc/thesis/chapters/theory.tex
@@ -69,7 +69,7 @@ Before explaining how the two carrier signals are generated, we first need to di
 			= 0, \text{ and } \label{eqn:orthogonal-condition} \\
 		\langle \phi_k, \phi_k \rangle
 			&= \int_T \phi_k \phi_k^*  \,dt = 1,
-			\text{ where } k \text{ is either } i \text{ or } q. \label{eqn:orthonormal-condition}
+			\text{ where } k \text{ is either } i \text{ or } q \,\text{\cite{Gallager}}. \label{eqn:orthonormal-condition}
 	\end{align}
 \end{subequations}
 Provided these rather abstract conditions, let's define a new signal 
-- 
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