Check Keywords Warn

Header
  Mesh DB "." "wires2d"
End

Simulation
  Coordinate System = Cartesian 2D
  Simulation Type = Steady State
  Steady State Max Iterations = 1
  Output File = "elstatics.result"
  Post File = "elstatics.ep"
End

Constants
  Permittivity Of Vacuum = 8.8542e-12
End


Body 1
  Target Bodies(1) = 13
  Equation = 1
  Material = 1
End


Equation 1
  Active Solvers(2) = 1 2
End


Material 1
  Relative Permittivity = 1
End


Solver 1
  Equation = Electrostatics
  Procedure = "StatElecSolve" "StatElecSolver"

  Variable = Potential
  Variable DOFs = 1

  Calculate Electric Field = True
  Calculate Electric Flux = False

  Linear System Solver = Iterative
  Linear System Iterative Method = CG
  Linear System Max Iterations = 5000
  Linear System Convergence Tolerance = 1.0e-8
  Linear System Preconditioning = ILU1
  Calculate Vectors = Logical True
End

Solver 2
  Equation = "Electric Field"
  Procedure = "FluxSolver" "FluxSolver"
  
  ! Calculate from the potential
  Target Variable = "Potential"
  ! Name of the output vector field in VTU
  Flux Variable = String "Electric Field"
  
  ! Use 2D components (x, y)
  Flux Coefficient = String "Permittivity"
  
  Calculate Vectors = Logical True
End

Solver 3
  Equation = Result Output
  Procedure = "ResultOutputSolve" "ResultOutputSolver"
  Output File Name = elfield_anasen  ! Sets prefix for output files
  Output Format = Vtu
  ! Optional: Select specific variables to save
  Scalar Field 1 = Potential
  Vector Field 1 = Electric Field
End

Solver 4
 Exec Solver = After All
 Equation = SaveScalars
 Procedure = "SaveData" "SaveScalars"
 Filename = "scalars.dat"
End


Boundary Condition 1
  Target Boundaries = 10
  Potential = 650
  Calculate Electric Force = True
End


Boundary Condition 2
  Target Boundaries = 20
  Potential = 0
End

!Boundary Condition 2
!  Target Boundaries = 30
!  Potential = 0
!End