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From: Christopher Dimech <dimech@gmx.com>
To: Christopher Dimech <dimech@gmx.com>
Cc: Org Mode List <emacs-orgmode@gnu.org>, Eric S Fraga <e.fraga@ucl.ac.uk>
Subject: Re: ob-fortran behaviour
Date: Thu, 6 May 2021 01:29:31 +0200	[thread overview]
Message-ID: <trinity-5b0a355a-8b88-4e39-a007-6541af5c9e12-1620257371948@3c-app-mailcom-bs16> (raw)
In-Reply-To: <trinity-7e218b1b-73f6-4387-8924-5bcf705c094e-1620256191880@3c-app-mailcom-bs16>

There exists no problem with fortran.

My brain was not open because u(i) gets beyond its bounds.

> Sent: Thursday, May 06, 2021 at 11:09 AM
> From: "Christopher Dimech" <dimech@gmx.com>
> To: "Eric S Fraga" <e.fraga@ucl.ac.uk>
> Cc: "Org Mode List" <emacs-orgmode@gnu.org>
> Subject: ob-fortran behaviour
>
> Fortran is behaving in a weird way
>
>   #+BEGIN_SRC fortran
>     program matrx_vectr_mult
>     implicit none
>
>     integer :: m, n, i, j, k
>     real :: a(5,3), u(3), v(5), rsum
>
>     m = 5;  n = 3
>     a = 0.0;  u = 0.0;  v = 0.0
>
>     k = 0
>     do j = 1, n
>       do i = 1, m
>         k = i + j
>         a(i,j) = real(k)
>         u(i) = real(3*i)
>       end do
>     end do
>
>     do i = 1, m
>       rsum = 0.0
>       do j = 1, n
>         rsum = (a(i,j) * u(j)) + rsum
>       end do
>       v(i) = rsum
>     end do
>
>     write (*,*) "a * *", " * ", "u", " * ", "v"
>     write (*,*) a(1,:), "*", u(1), "*", v(1)
>     write (*,*) a(2,:), "*", u(2), "*", v(2)
>     write (*,*) a(3,:), "*", u(3), "*", v(3)
>     write (*,*) a(4,:), "* * *", v(4)
>     write (*,*) a(5,:), "* * *", v(5)
>
>     print *, "---"
>     write (*,*) a
>
>   end program
> #+END_SRC
>
> #+RESULTS:
> |    a |    * |   * | *   |   u | *   |     v |     |     |     |     |     |     |     |     |
> | 12.0 |  3.0 | 4.0 | *   | 3.0 | *   |  90.0 |     |     |     |     |     |     |     |     |
> | 15.0 |  4.0 | 5.0 | *   | 6.0 | *   | 114.0 |     |     |     |     |     |     |     |     |
> |  4.0 |  5.0 | 6.0 | *   | 9.0 | *   |  96.0 |     |     |     |     |     |     |     |     |
> |  5.0 |  6.0 | 7.0 | *   |   * | *   | 114.0 |     |     |     |     |     |     |     |     |
> |  6.0 |  7.0 | 8.0 | *   |   * | *   | 132.0 |     |     |     |     |     |     |     |     |
> |  --- |      |     |     |     |     |       |     |     |     |     |     |     |     |     |
> | 12.0 | 15.0 | 4.0 | 5.0 | 6.0 | 3.0 |   4.0 | 5.0 | 6.0 | 7.0 | 4.0 | 5.0 | 6.0 | 7.0 | 8.0 |
>
>
> ---------------------
> Christopher Dimech
> General Administrator - Naiad Informatics - GNU Project (Geocomputation)
> - Geophysical Simulation
> - Geological Subsurface Mapping
> - Disaster Preparedness and Mitigation
> - Natural Resource Exploration and Production
> - Free Software Advocacy
>
>


  reply	other threads:[~2021-05-05 23:52 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-05  5:46 Multiple calc commands with orgbabel pietru
2021-05-05  6:33 ` Eric S Fraga
2021-05-05  6:40   ` pietru
2021-05-05  6:41     ` Eric S Fraga
2021-05-05  6:45       ` pietru
2021-05-05 15:11   ` Matt Price
2021-05-05 15:29     ` pietru
2021-05-05 16:19       ` Tom Gillespie
2021-05-05 16:39     ` Eric S Fraga
2021-05-05 17:03       ` Tom Gillespie
2021-05-06 11:16         ` Bastien
2021-05-06 15:21           ` Tom Gillespie
2021-05-07  4:04             ` Bastien
2021-05-07  7:01               ` Tom Gillespie
2021-05-07  7:31                 ` Bastien
2021-05-05 20:24       ` pietru
2021-05-05 23:09       ` ob-fortran behaviour Christopher Dimech
2021-05-05 23:29         ` Christopher Dimech [this message]
2021-05-06  2:24       ` ob-fortran fixes to column position 6 and subroutine keywords pietru
2021-05-05  7:12 ` Multiple calc commands with orgbabel Dr. Arne Babenhauserheide
2021-05-05  7:20   ` pietru
2021-05-05  7:23   ` Eric S Fraga
2021-05-05  7:26     ` pietru
2021-05-05  7:59       ` Eric S Fraga
2021-05-05  8:00         ` pietru

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