On Wed, Aug 3, 2022 at 9:17 AM wangxq2020--- via petsc-users <
petsc-users@mcs.anl.gov> wrote:
> Hello!
> I am a beginner about petsc,and I'm studing the DMDA recently. I hava a
> exercise code below, i run it with 4 processes, why is the size of A matrix
> is 15×15?
>
Are you sure it is not
Hello!
I am a beginner about petsc,and I'm studing the DMDA recently. I hava a
exercise code below, i run it with 4 processes, why is the size of A matrix is
15×15? The user manual said A is the Jobian matix, is there any detailed
material that explain the process? Another question is the