I would hope you get full precision. How many digits are you seeing? On Tue, May 14, 2019 at 7:15 PM Sanjay Govindjee via petsc-users < petsc-users@mcs.anl.gov> wrote:
> I am using the following bit of code to debug a matrix. What is the > expected precision of the numbers that I will find in my ASCII file? > As far as I can tell it is not the full double precision that I was > expecting. > > call PetscViewerASCIIOpen(PETSC_COMM_WORLD, > tangview,K_view, ierr) > call PetscViewerSetFormat(K_view, > PETSC_VIEWER_ASCII_MATLAB, ierr) > call MatView (Kmat, K_view, ierr) > > -sanjay > >
