From CFD-Wiki
!Sample program for solving Lid-driven cavity flow test using SIMPLE-algorithm
! initiation of arrays modul
!Copyright (C) 2010 Michail Kiričkov
!This program is free software; you can redistribute it and/or
!modify it under the terms of the GNU General Public License
!as published by the Free Software Foundation; either version 2
!of the License, or (at your option) any later version.
!This program is distributed in the hope that it will be useful,
!but WITHOUT ANY WARRANTY; without even the implied warranty of
!MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
!GNU General Public License for more details.
!You should have received a copy of the GNU General Public License
!along with this program; if not, write to the Free Software
!Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
!**********************************************************************
Subroutine Ini
include 'icomm_1.f90'
U(:,:) = 0.
V(:,:) = 0.
F(:,:,:) = 0.
Xc(:,:) = 0.
Yc(:,:) = 0.
X(:,:) = 0.
Y(:,:) = 0.
Gam(:,:) = 0.
Ro(:,:) = 1.
Con_e(:,:) = 0.
Con_n(:,:) = 0.
DPx_c(:,:) = 0.
DPy_c(:,:) = 0.
Dx_c(:,:) = 0.
Dy_c(:,:) = 0.
Ap(:,:,:) = 0.
As(:,:) = 0.
An(:,:) = 0.
Aw(:,:) = 0.
Ae(:,:) = 0.
Sp(:,:,:) = 0.
Return
End