%!s(int64=2) %!d(string=hai) anos · be0190da3f
--- a/04-motion/exercises/ex4.1.hs
+++ b/04-motion/exercises/ex4.1.hs
@@ -1,3 +1,6 @@
 
				+-- Exercise 4.1
			
 
				+-- George C. Privon
			
 
				+-- 2023-12-22
			
 
				 type R = Double
			
 
				 type Derivative = (R -> R) -> R -> R