Mercurial > octave-nkf
view libcruft/misc/r1mach.f @ 16088:b29b10fbb744 stable release-3-6-4
Version 3.6.4 released.
* configure.ac (AC_INIT): Version is now 3.6.4.
(OCTAVE_RELEASE_DATE): Now 2013-02-21.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Thu, 21 Feb 2013 15:17:54 -0500 |
parents | 32b15d5c3147 |
children |
line wrap: on
line source
double precision function r1mach (i) integer i logical init double precision rmach(5) double precision slamch external slamch save init, rmach data init /.false./ if (.not. init) then rmach(1) = slamch ('u') rmach(2) = slamch ('o') rmach(3) = slamch ('e') rmach(4) = slamch ('p') rmach(5) = log10 (slamch ('b')) init = .true. endif if (i .lt. 1 .or. i .gt. 5) goto 999 r1mach = rmach(i) return 999 write (*, 1999) i 1999 format (' r1mach - i out of bounds', i10) call xstopx (' ') d1mach = 0 end