==============
Changes: 2.1.2
==============

.. rubric:: General:

-  Win32fe now takes --nt4 option for compatibility on NT4
-  Supports cygwinpaths in win32fe
-  Better support for borland tools
-  Added PetscOptionsInsertString()
-  Allow full path of debugger to be specified using
   -start_in_debugger option
-  Better hyperlinks across documentation (including users manual)

.. rubric:: ADIC:

-  Support for global reductions on local functions
-  Allow coloring of periodic grids

.. rubric:: AO (Application Orderings):

.. rubric:: TS (Timestepping Solvers):

.. rubric:: DMMG:

.. rubric:: SNES (Nonlinear Solvers):

-  Removed all minimization support in PETSc. TAO package should be
   used for this functionality.

.. rubric:: SLES (Linear Solvers):

.. rubric:: KSP (Krylov Subspace Methods):

-  Support -ksp_unpreconditioned_norm in -ksp_type cr

.. rubric:: PC (Preconditioners):

-  Added support for PCType PCMAT (PC based on a matvec)
-  Added support for PCType PCHYPRE (includes PILUT, EUCLID, and
   BoomerAMG)
-  Cholesky - additional info from factorization

.. rubric:: MAT (Matrices):

-  SBAIJ matmult - improve performance by optimizing communication.
-  markdiagonal - performance optimization.
-  SuperLU interface improved (check page 75 in the user's manual)
-  DSCPACK interface inproved
-  Spooles interface added

.. rubric:: DA (Distributed Arrays):

.. rubric:: VEC (Vectors):

.. rubric:: IS (Index Sets):

.. rubric:: Draw (Graphics):

-  Added flag to support turning off axis resizing

.. rubric:: Viewers:

-  Allow drawing rectangles in postscript

.. rubric:: System:

.. rubric:: Error Handling:

.. rubric:: Event Logging:

.. rubric:: Fortran Interface: