1 2 GfsSimulation GfsBox GfsGEdge {} {
  Time { end = 2 }
  Refine LEVEL
  Init {} {
      U0 = (- cos (2.*M_PI*x)*sin (2.*M_PI*y))
      V0 = (sin (2.*M_PI*x)*cos (2.*M_PI*y))
      U = U0
      V = V0
  }
  ApproxProjectionParams { tolerance = 1e-6 }
  ProjectionParams { tolerance = 1e-6 }
  OutputScalarNorm { istep = 1 } divLEVEL { v = Divergence }
  OutputScalarSum { istep = 1 } kineticLEVEL { v = Velocity2 }
  OutputScalarSum { istep = 1 } stdout { v = Velocity2 }
  OutputErrorNorm { start = end } { awk '{ print $3,$5,$7,$9 }' > errorLEVEL.dat } {
      v = Velocity
  } { 
      s = sqrt(U0*U0+V0*V0)
      v = E
      relative = 1
  }
}
GfsBox {}
1 1 right
1 1 top