File: d1mach.f

package info (click to toggle)
octave 2.0.13-4
  • links: PTS
  • area: main
  • in suites: hamm
  • size: 23,828 kB
  • ctags: 13,172
  • sloc: cpp: 66,241; fortran: 37,245; ansic: 26,548; sh: 7,269; makefile: 3,808; lex: 1,943; yacc: 1,844; perl: 1,676; lisp: 1,662; exp: 123
file content (18 lines) | stat: -rw-r--r-- 493 bytes parent folder | download | duplicates (11) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
 
      double precision function d1mach (i)
      integer i
      logical init
      double precision dmach(5)
      save init, dmach
      data init /.false./
      if (.not. init) then
        call machar (dmach(1), dmach(2), dmach(3), dmach(4), dmach(5))
        init = .true.
      endif
      if (i .lt. 1  .or.  i .gt. 5) goto 999
      d1mach = dmach(i)
      return
  999 write(*,1999) i
 1999 format(' d1mach - i out of bounds', i10)
      call xstopx (' ')
      d1mach = 0
      end