diff --git a/300s School/ME 2016 - Nonlinear Dynamical Systems 1/2024-09-18 Homework 1.md b/300s School/ME 2016 - Nonlinear Dynamical Systems 1/2024-09-18 Homework 1.md
index 74d4e4ba..52385653 100644
--- a/300s School/ME 2016 - Nonlinear Dynamical Systems 1/2024-09-18 Homework 1.md	
+++ b/300s School/ME 2016 - Nonlinear Dynamical Systems 1/2024-09-18 Homework 1.md	
@@ -44,6 +44,7 @@ You need to plot the first 1000 terms in a scatter plot. In addition, we would l
 ### Part B
 You need to plot the first 25 terms, looking at th eentire polar plot (all quadrants, and then, put a *smooth* line through it. What you're going for is shown in Figure 2.)
 Hint: [This will be a useful reference](https://matplotlib.org/stable/gallery/pie_and_polar_charts/index.html)
+## Problem 4
 
 --- 
 **Documentation**