Abstract of Computational Science Presentation

• We Introduce Computational Science and Driving Forces

  • Technology Advances and Commodity Trends
  • Inevitability of Parallelism
  • Integration of Distributed and Parallel Computing
  • Comparison with Internetics

• We give a simple overview of parallel architectures today with distributed, shared or distributed shared memory

• We describe data, functional and pleasing parallelism

• We describe principles of parallel programming using atmospheric simulation as an example

• We describe the growing importance of Java

• We explain pragmatic choices

  • MPI with Fortran and C today
  • Java Grande is future?

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