Index: library/nx/nx.tcl
===================================================================
diff -u -r0c546ad9d51251cf8ead2fe181b246d088cfbe09 -rbecc71868126ebe1e2dd229367574f7a31c306fc
--- library/nx/nx.tcl	(.../nx.tcl)	(revision 0c546ad9d51251cf8ead2fe181b246d088cfbe09)
+++ library/nx/nx.tcl	(.../nx.tcl)	(revision becc71868126ebe1e2dd229367574f7a31c306fc)
@@ -1,7 +1,7 @@
 ############################################################
 # nx.tcl - 
 #
-#      Implementation of the NX object system, based
+#      Implementation of the NX object systen, based
 #      on the Next Scripting Framework
 #
 # Copyright (C) 2010-2011 Gustaf Neumann
@@ -1933,8 +1933,8 @@
       # but frequent mixin operations on the most general meta-class
       # are expensive when there are many classes defined
       # (e.g. several ten thousands), since the mixin operation
-      # invalidates the mixins for all instances of the meta-class
-      # (i.e. for all classes)
+      # invalidate the mixins on all instances of the meta-class
+      # (i.e. on all classes)
       #
       set infoMethod "::nsf::methods::class::info::method"
       set plainNew   "::nsf::methods::class::new"