Index: LMDZ6/trunk/libf/grid/dimension/makdim
===================================================================
--- LMDZ6/trunk/libf/grid/dimension/makdim	(revision 4440)
+++ LMDZ6/trunk/libf/grid/dimension/makdim	(revision 4554)
@@ -12,5 +12,5 @@
 fi
 
-if ( ( ($1 % 8 != 0)) && (( $# == 3 ) ) || ( $1 == 1 ) )
+if ( (( $1 % 8 != 0 )) && (( $# == 3 )) || (( $1 == 1 )) )
 then
     echo "The number of longitudes must be a multiple of 8."