1. Introduction

1.1 What is MPI?
1.2 Motivation for a "New Design"
1.3 The MPI Process
1.4 Who designed MPI?
1.5 Is MPI Large or Small?

2. MPI Programs

2.1 Format of MPI calls
2.2 An MPI sample program (Fortran)

3. MPI messages

3.1 Data
3.2 Envelope

4. Communicators

4.1 Why have communicators?
4.2 Communicators and process groups

5. Compiling and Running MPI jobs on the IBM SP

6. Compiling and Running MPI jobs on the Origin

7. Summary

8. Acknowledgements, References and Online Examples