[petsc-users] Eigenvalue solver method in Petsc

[Barry Smith]

On Mar 17, 2013, at 3:51 PM, Satish Balay <balay at mcs.anl.gov> wrote:

> On Sun, 17 Mar 2013, Sonya Blade wrote:
> 
>>>>> Cygwin is required to build PETSc, but not to use it.
>>>> How about the MSys interface, which I've already installed.
>>> 
>>> Not currently, as far as I know.
>> 
>>> whats your compiler requirement? And why?
>> I use gfortran which ships with MinGW and with Msys I feel more
>> comfortable.
> 
> Are you looking at sequential use of PETSc - or parallel? I see mpich
> doesn't work with msys/mingw.

   And why not. It is far more natural than cygwin.

> 
> You can try an install of petsc with msys - and see if it works. If not send
> us logs at petsc-maint.
> 
> [its possible things won't work - and you would have to use
> cygwin/gfortran. Presumably it shouldn't conflict with your msys
> install]
> 
> Satish