diff --git a/Boolean.js b/Boolean.js
index e26a038b..33d190f6 100644
--- a/Boolean.js
+++ b/Boolean.js
@@ -27,7 +27,7 @@
*
* ------
* Harikrishnan Gopalakrishnan
- * http://hkrish.com/playground/paperbool.html
+ * http://hkrish.com/playground/paperjs/booleanStudy.html
*
* ------
* Paperjs
@@ -417,16 +417,13 @@ function computeBoolean( _path1, _path2, operator ){
* Mark each Link(Curve) according to whether it is
* case 1. inside Path1 ( and only Path1 )
* 2. inside Path2 ( and only Path2 )
- * 3. inside both ( fully contained holes that completely overlap )
- * 4. outside (normal case)
+ * 3. outside (normal case)
*
* Take a test function "operator" which will discard links
* according to the above
- * * Union -> discard cases 1, 2 and 3
- * * Intersection -> discard case 4
- * * Path1-Path2 -> discard cases 2, 3[Path1] and 4[Path2]‡
- * * Path2-Path1 -> discard cases 1, 3[Path2] and 4[Path1]
- * ‡ - 4[Path2] means curves of case 4 that belongs to Path2
+ * * Union -> discard cases 1 and 2
+ * * Intersection -> discard case 3
+ * * Path1-Path2 -> discard cases 2, 3[Path2]
*/
// step 1: discard invalid links according to the boolean operator
diff --git a/booleanStudy.html b/booleanStudy.html
index 15d45290..add3f2cc 100644
--- a/booleanStudy.html
+++ b/booleanStudy.html
@@ -3,7 +3,7 @@
Boolean Study
-
+