diff --git a/src/main.rs b/src/main.rs
index e1a0a9b..17846c0 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -1,4 +1,4 @@
-use std::ops::{Add, Sub};
+use std::ops::{Add, Mul, Sub};
 
 #[derive(Copy, Clone)]
 struct Vector3 {
@@ -29,13 +29,23 @@ impl Sub for Vector3 {
     }
 }
 
+impl Mul<f64> for Vector3 {
+    type Output = Vector3;
+
+    fn mul(self, rhs: f64) -> Self::Output {
+        Vector3::new(self.x * rhs, self.y * rhs, self.z * rhs)
+    }
+}
+
 fn main() {
     let vec1 = Vector3::new(1.0, 0.0, 0.0);
     let vec2 = Vector3::new(0.0, 1.0, 0.0);
 
     let vec3 = vec1 + vec2;
     let vec4 = vec1 - vec2;
+    let vec5 = vec4 * 3.14159;
 
     println!("x = {}, y = {}, z = {}", vec3.x, vec3.y, vec3.z);
     println!("x = {}, y = {}, z = {}", vec4.x, vec4.y, vec4.z);
+    println!("x = {}, y = {}, z = {}", vec5.x, vec5.y, vec5.z);
 }