Re: [petsc-users] Fieldsplit, multigrid and DM interaction

2024-03-13 Thread Marco Seiz
Thank you, I already thought that HTML scrubbing made everyone shy away. I hope I fixed Thunderbird properly this time around. On 14. 03. 24 04: 00, Barry Smith wrote: > > > Sorry no one responded to this email sooner. > >> On ZjQcmQRYFpfptBannerStart This Message Is

Re: [petsc-users] Fieldsplit, multigrid and DM interaction

2024-03-13 Thread Barry Smith
Sorry no one responded to this email sooner. > On Mar 12, 2024, at 4:18 AM, Marco Seiz wrote: > > This Message Is From an External Sender > This message came from outside your organization. > Hello, > > > I'd like to solve a Stokes-like equation with PETSc, i.e. > > > div( mu *

[petsc-users] Fieldsplit, multigrid and DM interaction

2024-03-12 Thread Marco Seiz
Hello, I'd like to solve a Stokes-like equation with PETSc, i. e. div( mu * symgrad(u) ) = -grad(p) - grad(mu*q) div(u) = q with the spatially variable coefficients (mu, q) coming from another application, which will advect and evolve fields ZjQcmQRYFpfptBannerStart