Add pow to Vector2D

src/com/stuypulse/stuylib/math/Vector2D.java

@@ -167,6 +167,14 @@ public Vector2D div(double divisor) {
         return new Vector2D(this.x / divisor, this.y / divisor);
     }
 
+    /**
+     * @param power power to raise magnitude of vector to
+     * @return result of raising the magnitude of the vector to the power
+     */
+    public Vector2D pow(double power) {
+        return this.mul(Math.pow(magnitude(), power - 1));
+    }
+
     /**
      * @param other Vector2D to perform dot product with
      * @return result of performing the dot product with the other Vector2D