>From the Fortran site: http://www.fortran.com/fortran/F77_std/rjcnf0001-sh-4.html#sh-4.1.2 A first letter of I, J, K, L, M, or N implies type integer and any other letter implies type real, unless an IMPLICIT statement (8.5) is used to change the default implied type. (Just to make sure...) -- Roberto