--- rpl/src/optimisation.c	2017/07/13 07:57:31	1.77
+++ rpl/src/optimisation.c	2017/08/03 17:17:50	1.78
@@ -1,6 +1,6 @@
 /*
 ================================================================================
-  RPL/2 (R) version 4.1.27
+  RPL/2 (R) version 4.1.28
   Copyright (C) 1989-2017 Dr. BERTRAND Joël
 
   This file is part of RPL/2.