[petsc-users] Does normal PC support --with-precision==_float128

[丁老师]

I use bicgstab solver.  i think float128 means a float number with 128 bit. it is more accurate than normal double float number.








At 2013-08-12 08:24:25,"Barry Smith" <bsmith at mcs.anl.gov> wrote:
>
>   It supports all the standard built-in preconditioners in PETSc. It only does not support the external solvers which are not written to work with __float128.  What solver do you want to use?
>
>    Barry
>
>On Aug 11, 2013, at 7:22 PM, 丁老师 <ztdepyahoo at 163.com> wrote:
>
>> 
>> 
>> 
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