From 430408aad963aaf02d7cb2cdc7de98abd19da829 Mon Sep 17 00:00:00 2001
From: viviantran27 <vvttran@ucdavis.edu>
Date: Wed, 23 Jan 2019 15:57:55 -0500
Subject: [PATCH] Added info and img about complex numbers (#23742)

* Added info and img about complex numbers

* Update index.md
---
 guide/english/mathematics/eulers-formula/index.md | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/guide/english/mathematics/eulers-formula/index.md b/guide/english/mathematics/eulers-formula/index.md
index 584ca78fd5..f79a3d34d0 100644
--- a/guide/english/mathematics/eulers-formula/index.md
+++ b/guide/english/mathematics/eulers-formula/index.md
@@ -13,10 +13,13 @@ When x=pi, Euler's Formula gives the beautiful identity invovling pi, e, and i.
 
 A famous joke for mathematicians is "How many mathematicians does it take to change a light bulb?" and answers "-e^(ipi)" 
 Can you tell what the answer is?
+
+This is often used when dealing with complex numbers in exponential form. 
+
+![img](https://upload.wikimedia.org/wikipedia/commons/thumb/e/eb/Euler%27s_formula.png/300px-Euler%27s_formula.png)
+
 <!-- The article goes here, in GitHub-flavored Markdown. Feel free to add YouTube videos, images, and CodePen/JSBin embeds  -->
 
 #### More Information:
-Read more about Eulers Formula [here](http://mathworld.wolfram.com/EulerFormula.html)
-<!-- Please add any articles you think might be helpful to read before writing the article -->
-
-
+[Mathworld](http://mathworld.wolfram.com/EulerFormula.html)
+[Wikipedia](https://en.wikipedia.org/wiki/Euler%27s_formula)