Math function "ln" in Petsc

[Barry Smith]

   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!
>