diff --git a/300s School/ME 2046 - Digital Control Theory/test.m b/300s School/ME 2046 - Digital Control Theory/test.m
index e69de29b..55b76d32 100644
--- a/300s School/ME 2046 - Digital Control Theory/test.m	
+++ b/300s School/ME 2046 - Digital Control Theory/test.m	
@@ -0,0 +1,9 @@
+function test()
+    a = 5;
+    b = 10;
+    c = a + b;
+    disp(c)
+    % Intentional error: undefined variable
+    disp(undefinedVar)
+end
+