# Main.f90 - Main modul

```
!Sample program for solving Smith-Hutton Test using different schemes
!of covective terms approximation -  Main modul

!This program is free software; you can redistribute it and/or
!modify it under the terms of the GNU General Public License

!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.

!***************************************************************************

Program Main

include 'icomm_1.f90'

Dimension F_out(nx,ny)
Character  Filename*10

Call Ini
Call Grid_rectangular
Call input_all
Call Geom
Call Init_all

Call Control_gem

Do 100 Niter=1,100

write(*,*) '------------------------',Niter,'------------------------',Niter

Call Coef_1(5)

Call Check_koeff

!  Alfa = 0.95
!  Call Under_Relaxation(Alfa,5)

Call TDMA_1(5)

Call Bound_condition

Call Convergence_Criteria(5)

100 continue
!----------------------------------------------------------------

NImax = NXmaxp
NJmax = NYmaxp

F_out     = F(:,:,1)

Filename  ='1_U_s.txt'

!    Call  Out_array(F_out,NImax,NJmax,Filename)
!-------------------------------------------------------------------
!----------------------------------------------------------------
NImax = NXmaxp
NJmax = NYmaxp

F_out     = F(:,:,2)
Filename  ='1_V_s.txt'

!    Call  Out_array(F_out,NImax,NJmax,Filename)
!-------------------------------------------------------------------
!----------------------------------------------------------------
NImax = NXmaxp
NJmax = NYmaxp

F_out     = F(:,:,5)

Filename  ='1_T_s.txt'

!    Call  Out_array(F_out,NImax,NJmax,Filename)
!-------------------------------------------------------------------
Call output_all

WRITE(*,*) 'PRIVET'

STOP

END
```