Math function "ln" in Petsc

[(Rebecca) Xuefei YUAN]

Hey,Barry,

I add the following into petscmath.h file, and it works now. Thanks very much!

#  define PetscLogScalar(a)     log(a)

Rebecca

Quoting Barry Smith <bsmith at mcs.anl.gov>:

>
>   It is called PetscLogScalar()
>
>   Barry
>
> On Dec 31, 2008, at 9:14 PM, (Rebecca) Xuefei YUAN wrote:
>
>> I know that there is a PetscExpScalar, but it seems that there is   
>> no such a function like PetscLnScalar.
>>
>> Thanks!
>>



-- 
(Rebecca) Xuefei YUAN
Department of Applied Physics and Applied Mathematics
Columbia University
Tel:917-399-8032
www.columbia.edu/~xy2102