[petsc-users] more flexible MatSetValues?

[Jed Brown]

On Sat, Feb 19, 2011 at 14:43, Gong Ding <gdiso at ustc.edu> wrote:

an integral boundary condition with dynamic integration range

 Isn't there a maximum possible stencil for that boundary node? Why not
preallocate for all of those and keep typical sparsity for the rest of the
matrix?
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