Thanks Professor.
On Wednesday, March 15, 2017 at 3:35:42 PM UTC-4, Wolfgang Bangerth wrote: > > > > I am using deal.ii to solve a 3D solid mechanics problem which uses > > p::d::triangulation. > > > > I am solving equilibrium equations to solve for the displacement in the > domain. > > The domain of the problem is a cylinder with the z-axis aligned along > the axis > > of the cylinder. > > > > To avoid the warping, I want constraints such that > > displacement in the z direction is same for all nodes on the +z surface. > > Choose one degree of freedom for the vertical displacement on one > processor > (say, it is u_42), and then on all other processors you want to go through > all > vertical displacements at the boundary in question and set > u_i = u_42 > This is a straightforward constraint to add to the ConstraintMatrix class. > Take a look at step-11 to see how constraints are added. > > Best > W. > > > -- > ------------------------------------------------------------------------ > Wolfgang Bangerth email: bang...@colostate.edu > <javascript:> > 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 dealii+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
