Re: [petsc-users] Vector field ordering question

2022-10-06 Thread Matthew Knepley
On Thu, Oct 6, 2022 at 6:47 AM Gong Yujie wrote: > Dear development team, > > I'm trying to write a code to deal with a multi-field problem. Currently I > find that the vector ordering for the field is (a1,a2,a3,b1,b2,b3), here > assume a1,a2,a3 belongs to one field and bs for another field. *Can

[petsc-users] Vector field ordering question

2022-10-05 Thread Gong Yujie
Dear development team, I'm trying to write a code to deal with a multi-field problem. Currently I find that the vector ordering for the field is (a1,a2,a3,b1,b2,b3), here assume a1,a2,a3 belongs to one field and bs for another field. Can I get a point-block ordering for the unknowns as (a1,b1,a