Definitely something is broken. I have submitted this as a tracker item. <https://www.matforge.org/fipy/ticket/136>
No guarantees as to when this will get fixed, but I'll do my best. Cheers On 9/19/07, Elvis Lu <[EMAIL PROTECTED]> wrote: > > Hi, I'm running the > examples/levelSet/electroChem/inputSimpleTrenchSystem.py scrip. After > it draws the surface contour for four steps on mayavi, the console > echos the following warning at each step: > > /home/yhlu/local/lib/python/fipy/models/levelSet/surfactant/surfactantEquation.py:96: > StagnatedSolverWarning: The solver stagnated. Iterations: 2. Relative > error: nan > solver = solver) > inputSimpleTrenchSystem.py:365: StagnatedSolverWarning: The solver > stagnated. Iterations: 1. Relative error: nan > boundaryConditions = metalEquationBCs) > inputSimpleTrenchSystem.py:367: StagnatedSolverWarning: The solver > stagnated. Iterations: 1. Relative error: nan > boundaryConditions = catalystBCs) > inputSimpleTrenchSystem.py:362: StagnatedSolverWarning: The solver > stagnated. Iterations: 1. Relative error: nan > advectionEquation.solve(distanceVar, dt = dt) > > UnstructuredGrid.<module>.runSimpleTrenchSystem.plot.tofile.to_string.to_string.get_datatype.warning: > no data, no datatype, using int > > And then the following trench curves don't show on mayavi any more. It > seems to be the problem with the linear solver. I'm using pySparse > 1.0. Does anyone know what's wrong? > > -- > Sincerely, > Yinghai > > -- Daniel Wheeler
