Binary file hws/hw01.pdf has changed

--- a/hws/hw01.tex	Wed Sep 30 12:03:19 2026 +0100
+++ b/hws/hw01.tex	Wed Sep 30 20:06:53 2026 +0100
@@ -18,10 +18,10 @@
         \url{http://www.scala-lang.org}
       \end{center}
 
-      and the Ammonite REPL from
+      and the Mill tool from
        
        \begin{center}
-       \url{https://ammonite.io}
+       \url{https://mill-build.org}
        \end{center}      
 
       If you want to follow the code I present during the

--- a/progs/matcher/re2.scala	Wed Sep 30 12:03:19 2026 +0100
+++ b/progs/matcher/re2.scala	Wed Sep 30 20:06:53 2026 +0100
@@ -6,11 +6,11 @@
 //
 // call the test cases with X = {1,2}
 //
-//   mill re2.sc testX
+//   mill re2.scala testX
 //
 // or 
 //
-//   mill re2.sc all
+//   mill re2.scala all
 
 // regular expressions (as enum in Scala 3)
 enum Rexp {