Can you take a look at the latest tutorial under the Tutorials link? It works
with 2.3.3 and discusses the Bratu problem with both structured and unstructured
meshes and has running code for it.
Matt
On 6/9/07, Shi Jin jinzishuai at yahoo.com wrote:
I am using petsc-2.3.3-p1.
I've taken a
to do this?
Thanks
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On Sun, 10 Jun 2007, Ben Tay wrote:
Hi,
I need to insert values into a matrix and then solve this poisson eqn as
part of my cfd code. For efficiency sake, I simply use
do j=1,size_y
do i=1,size_x
matsetvalue
end do
end do
to insert values into all the cells
Then
On Mon, 11 Jun 2007, Ben Tay wrote:
Thanks Barry,
I managed to get it working. I realise that I had to call
matssemblybegin/end each time after I zero a particular row. I also tried
MatSetOption(mat,MAT_KEEP_ZEROED_ROWS) as what you 've suggested.
So do I have to
Shi,
I have come up with a scheme that helps with this implemented
in petsc-dev. The default behavior is the same, for example,
[anlext2wls147:snes/examples/tutorials] bsmith% make ex37f90
gfortran -c -I/Users/bsmith/Src/petsc-dev/include/finclude -fPIC -Wall
-Wno-unused-variable -g
Hi,
Since I wanted to try Barry's implementation on the
Do not ignore errors in Makefile issue, I checked
out petsc-dev (both the Mercurial and the nightly tar
ball).
However, I had the same errors during make:
home/seki/mywork/PETSc/petsc-dev/conf/variables:119:
Please send to petsc-maint at mcs.anl.gov instead of petsc-users
The makefile system was changed slightly in petsc-dev see
http://www-unix.mcs.anl.gov/web-mail-archive/lists/petsc-dev/2007/06/msg3.html
Most likely you have not set PETSC_ARCH
Barry
On Sun, 10 Jun 2007, Shi Jin
Great. This seems to be exactly what I want.
I hope it will soon be available in the release.
Shi
--- Barry Smith bsmith at mcs.anl.gov wrote:
Shi,
I have come up with a scheme that helps with this
implemented
in petsc-dev. The default behavior is the same, for
example,
Hi Barry,
The make PETSC_MAKE_STOP_ON_ERROR= method works
perfectly.
However, when putting this line inside the Makefile
after all the include statements, it showslots of
script code and there is not detailed compiler errors.
I changed it to PETSC_MAKE_STOP_ON_ERROR=, without the
in the end and
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