Re: [deal.II] The violated condition was: (update_flags & update_normal_vectors) == false

2017-06-29 Thread 'franck75' via deal.II User Group
Thanks WB best On Thursday, 29 June 2017 17:02:00 UTC+2, Wolfgang Bangerth wrote: > > On 06/29/2017 08:42 AM, 'Franck Kalala' via deal.II User Group wrote: > > > > An error occurred in line <3635> of file > > > > > > > in function > > void dealii::FEValues spacedim>::initialize(deali

[deal.II] Re: The violated condition was: (update_flags & update_normal_vectors) == false

2017-06-29 Thread 'franck75' via deal.II User Group
Thank JP Best On Thursday, 29 June 2017 17:01:40 UTC+2, Jean-Paul Pelteret wrote: > > Dear Franck, > > It looks like you're passing the flag "update_normal_vectors" to an > FEValues object, which is not sensible as it is used only for volume > calculations (as opposed to surface calculations)

Re: [deal.II] Continuous finite elements on faces

2017-06-29 Thread Wolfgang Bangerth
Fred, For the compute_nonzero_normal_flux(), I want to generate a a constraint like this: Require that $q\in W_h$ is such that for all test functions $\lambda \in \Trace V_h$ we have $$ 0 = \int_{\Gamma_N} \lambda ((q-g)\dot \eta) \dee x $$ That looks easy enough if W_h is so that the no

[deal.II] Re: The violated condition was: (update_flags & update_normal_vectors) == false

2017-06-29 Thread Jean-Paul Pelteret
Dear Franck, It looks like you're passing the flag "update_normal_vectors" to an FEValues object, which is not sensible as it is used only for volume calculations (as opposed to surface calculations). I think that this is the propogation of the flags that leads to the issue: DarcySys

Re: [deal.II] The violated condition was: (update_flags & update_normal_vectors) == false

2017-06-29 Thread Wolfgang Bangerth
On 06/29/2017 08:42 AM, 'Franck Kalala' via deal.II User Group wrote: An error occurred in line <3635> of file in function void dealii::FEValues::initialize(dealii::UpdateFlags) [with int dim = 2; int spacedim = 2] The violated condition was: (update_flags & update_normal_vectors)

[deal.II] The violated condition was: (update_flags & update_normal_vectors) == false

2017-06-29 Thread 'Franck Kalala' via deal.II User Group
Hello all I am trying to rewrite step-43 in parallel follwing paths of step-32. I want just first to solve the darcy system then after I will move on solving the saturation equation in time. While trying to slove the darcy system I am having this errror message below: The trace back is easy to fo

[deal.II] Linking errors in candi/dealii build

2017-06-29 Thread Phil H
Hello there, I'm currently building dealii via candi on a brand new cluster and I am facing a few issues. First, this is what I am compiling with 1) nixpkgs/.16.093) gcccore/.5.4.05) openmpi/2.1.1 2) StdEnv/2016.4 4) gcc/5.4.0 6) imkl/11.3.4.258 GNU bash, ver

[deal.II] Re: candi installation error - syntax error near unexpected token `('

2017-06-29 Thread 'Uwe Köcher' via deal . II User Group
Dear Phil, please open a new issue in this group and reference the issue discussion from github. Kind regards Uwe On Wednesday, June 28, 2017 at 10:28:55 PM UTC+2, Phil H wrote: > > Hi Uwe - I managed to work around the USABLE FLAGS by simply commenting > out the relevant lines of code in th