[petsc-users] Runtime for ILU(k) vs. LU

[Bhalla, Amneet Pal S]

Hi Folks,

Is there a general rule for runtime of ILU(k) vs. LU for some higher level k? 
In other words, after what value of 'k' one 
would be better off using LU in the preconditioner than ILU(k).

Thanks,
--Amneet