+++ /dev/null
-subsection Grid
- set Initial refinement = 4
- set Coarse mesh = square
-
- subsection Refinement
- set Refinement fraction = 0.95
- set Coarsening fraction = 0.01
- set Compare indicators globally = false
- set Maximum refinement = 0
- set Adapt mesh to dual solution = true
- set Primal to dual weight = 4
- set Initial energy estimator sweeps= 0
- end
-
- subsection Mesh smoothing
- set Cell number correction steps = 2
- set Top cell number deviation = 0.1
- set Bottom cell number deviation = 0.06
- end
-
- set Renumber dofs = true
-end
-
-
-
-subsection Equation data
- set Coefficient = kink
- set Initial u = bump
- set Initial v = zero
- set Boundary = zero
-end
-
-
-
-subsection Discretization
- set Primal FE = linear
- set Dual FE = quadratic
- subsection Time stepping
- set Primal method = theta
- set Dual method = theta
- set Theta = 0.5
- set Time step = 0.028
- set End time = 0.7
- end
-end
-
-
-
-subsection Solver
- set Preconditioning = ssor
- set Extrapolate old solutions = false
-end
-
-
-
-subsection Output
- set Format = eps
- set Directory = tmp
- set Directory for temporaries = tmp
- set Write solutions = all sweeps
- set Write steps interval = 25
- set Write stacked time steps = false
- set Write error as cell data = true
-
- subsection Error statistics
- set Produce error statistics = false
- set Number of intervals = 25
- set Interval spacing = logarithmic
- end
-end
-
-
-
-subsection Goal
- set Goal = Huyghens wave
- set Evaluate = Huyghens wave
-end
-
-
-set Refinement criterion = dual estimator
-set Sweeps = 3