GROUP 1. Run title and other preliminaries
TEXT(2DY-Directed Free Vortex Test     
TITLE
    GROUP 3. X-direction grid specification
CARTES=F;XULAST=2.0;XFRAC(1)=0.5;XFRAC(2)=1.0;NX=2
    GROUP 4. Y-direction grid specification
GRDPWR(Y,20,1.,1.0);RINNER=YVLAST*0.1
    GROUP 7. Variables stored, solved & named
SOLVE(P1,U1,V1)
    GROUP 9. Properties of the medium (or media)
ENUL=0.0
    GROUP 11. Initialization of variable or porosity fields
IURINI=1
FIINIT(U1)=0.01
    GROUP 13. Boundary conditions and special sources
XCYCLE=T
IURVAL=1
PATCH(INNER,SOUTH,1,NX,1,1,1,1,1,1)
COVAL(INNER,P1,FIXFLU,10.0)
COVAL(INNER,U1,ONLYMS,0.025)
PATCH(OUTER,NORTH,1,NX,NY,NY,1,1,1,1)
COVAL(OUTER,P1,FIXP,0.0)
    GROUP 15. Termination of sweeps
LSWEEP=100
RESREF(P1)=1.E-7
RESREF(U1)=1.E-20
RESREF(V1)=1.E-7
    GROUP 17. Under-relaxation devices
RELAX(V1,FALSDT,0.01)
RELAX(U1,FALSDT,1000.0)
    GROUP 21. Print-out of variables
IURPRN=1
    GROUP 22. Spot-value print-out
IYMON=NY;TSTSWP=LSWEEP/10
    GROUP 23. Field print-out and plot control
NYPRIN=1;IYPRL=NY
IURPRN=1;ITABL=1
PATCH(LONGPLOT,PROFIL,1,1,1,NY,1,1,1,1)
PLOT(LONGPLOT,P1,0.0,0.0);PLOT(LONGPLOT,U1,0.0,0.0)
    GROUP 24. Dumps for restarts