improve doc

src/Meshes/transformNode.ts

@@ -622,6 +622,7 @@ export class TransformNode extends Node {
     /**
      * Defines the passed node as the parent of the current node.
      * The node will remain exactly where it is and its position / rotation will be updated accordingly
+     * @see https://doc.babylonjs.com/how_to/parenting
      * @param node the node ot set as the parent
      * @returns this TransformNode.
      */

src/node.ts

@@ -154,7 +154,8 @@ export class Node implements IBehaviorAware<Node> {
     }
 
     /**
-     * Gets or sets the parent of the node
+     * Gets or sets the parent of the node (without keeping the current position in the scene) 
+     * @see https://doc.babylonjs.com/how_to/parenting
      */
     public set parent(parent: Nullable<Node>) {
         if (this._parentNode === parent) {