On 2/10/19 8:20 PM, [email protected] wrote: > > And the results without adaptive mesh seem like approximate the exact results > correctly. So I am confused why the results of "grad u square" with adaptive > mesh are so strange?
I suspect that you forget to apply hanging node constraints to your matrix, or apply them incorrectly -- which is exactly why I asked you to try globally refined meshes: they don't have hanging node constraints :-) Best W. -- ------------------------------------------------------------------------ Wolfgang Bangerth email: [email protected] www: http://www.math.colostate.edu/~bangerth/ -- The deal.II project is located at http://www.dealii.org/ For mailing list/forum options, see https://groups.google.com/d/forum/dealii?hl=en --- You received this message because you are subscribed to the Google Groups "deal.II User Group" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
