Bill Spotz - parallel PDE solvers in Python

- Trilinos: a central repository for Sandia's solver technology
	- increase code reuse
	- packages: independent, interoperable
	
- includes
	- linear algebra services
	- linear/nonlinear solvers
	- preconditioners
	- meta-solvers
	- tools and utilities

- interoperability problem
	- tool to provide tools and definitions for common interface

- documentation
	- doxygen

- pytrilinos
	- SWIG