From f6a50c77ed56c2d9d10517a5f328694db228e55a Mon Sep 17 00:00:00 2001
From: Michael Wimmer <m.t.wimmer@tudelft.nl>
Date: Sat, 5 Sep 2020 21:22:58 +0000
Subject: [PATCH] Get rid of related videos

---
 src/1_complex_numbers.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/1_complex_numbers.md b/src/1_complex_numbers.md
index 50bbdea..3a933be 100644
--- a/src/1_complex_numbers.md
+++ b/src/1_complex_numbers.md
@@ -14,7 +14,7 @@ The lecture on complex numbers consists of three parts, each with their own vide
 
 ## Definition and basic operations
 
-<iframe width="100%" height=315 src="https://www.youtube-nocookie.com/embed/fLMdaMuEp8s" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
+<iframe width="100%" height=315 src="https://www.youtube-nocookie.com/embed/fLMdaMuEp8s?rel=0" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen></iframe>
 
 Complex numbers are numbers of the form $$z = a + b {\rm i}.$$ Here
 $\rm i$ is the square root of -1: $${\rm i} = \sqrt{-1},$$ or,
-- 
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