d) Stokes equations (see Matt's comments)2) use SLEPc to analyze the operator (in PETSc, a "Mat" object) and extract the eigenvalues. Am 29.10.2019 um 13:58 schrieb alex via petsc-users <petsc-users@mcs.anl.gov>: Sorry, perhaps I stated my problem a bit inaccurately and that ma
uations. Maybe you could help me with the matrix representation for the 3D Stokes eigenvalue problem?Thank you in advance,Alex 29.10.2019, 11:16, "Dave May" <dave.mayhe...@gmail.com>: On Tue 29. Oct 2019 at 08:13, alex via petsc-users <petsc-users@mcs.anl.gov> wrote:Hello!In my
16, "Dave May" <dave.mayhe...@gmail.com>: On Tue 29. Oct 2019 at 08:13, alex via petsc-users <petsc-users@mcs.anl.gov> wrote:Hello!In my project I have to calculate eigenvalues for the three dimensional Stokes equations with Dirichlet boundary conditions. I would like to use
representation for the 3D Stokes eigenvalue problem?Thank you in advance,Alex 29.10.2019, 11:16, "Dave May" : On Tue 29. Oct 2019 at 08:13, alex via petsc-users <petsc-users@mcs.anl.gov> wrote:Hello!In my project I have to calculate eigenvalues for the three dimensional Stokes equation
Hello!In my project I have to calculate eigenvalues for the three dimensional Stokes equations with Dirichlet boundary conditions. I would like to use SLEPc iterative solver for this purpose, but I'm not quite sure how I should set up the matrices for the solver. I would be grateful if anyone