diff -r 34f77b976b88 -r f9686b22db7e progs/matcher/re1.sc
--- a/progs/matcher/re1.sc	Tue Sep 29 21:52:52 2020 +0100
+++ b/progs/matcher/re1.sc	Sat Oct 03 00:51:47 2020 +0100
@@ -128,7 +128,7 @@
 }
 
 // the expicit expansion in EVIL1(n) increases
-// drastically its size
+// drastically its size - (a?){n} a{n}
 
 size(EVIL1(1))  // 5
 size(EVIL1(3))  // 17
@@ -136,6 +136,9 @@
 size(EVIL1(7))  // 41
 size(EVIL1(20)) // 119
 
+size(ders(("a" * 20).toList, EVIL1(20))) 
+
+
 // given a regular expression and building successive
 // derivatives might result into bigger and bigger
 // regular expressions...here is an example for this: