docs: add subtitle for types of transformation

EscapedGibbon · EscapedGibbon · commit e23f98b74b27 · 2025-07-03T11:37:59.000+02:00
diff --git a/docs/Tutorials/Applying transform function on images.md b/docs/Tutorials/Applying transform function on images.md
@@ -2,6 +2,8 @@ Image transformations are fundamental operations in computer graphics and image
 
 ![Affine transformations](./images/transformations/affine-transform.gif);
 
+## Types of transformation
+
 In this tutorial, we distinguish between two primary types of transformations:
 
 ### Affine Transformations
