[petsc-users] ead a matrix and vector from a file and solve a linear system in parallel

Mark Adams mfadams at lbl.gov
Sat Jun 11 09:25:36 CDT 2022

Others would know more than me but there is a non-complex example
in src/mat/tests/ex72.c


On Fri, Jun 10, 2022 at 7:52 PM luciano Hammond Noratto <lokie1372 at gmail.com>

> Hello,
> I was trying to read a matrix and vector from here
> https://sparse.tamu.edu/FEMLAB/waveguide3D and then solve the linear
> system in parallel without success. I'm new in PETSC, I'd really appreciate
> it if someone could help me to solve this problem.
> Luciano
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