*Dear petsc ,* * I'm wondering what is the triangle that the Jacobian matrix transfer to?* *It seems that it is not a basic isosceles triangle.* *Sincerely,* *James.* -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.mcs.anl.gov/pipermail/petsc-users/attachments/20181210/0ae66592/attachment.html>