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)
+
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 #### 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)