Basic HTML version of Foils prepared Sept 30 1998

Foil 13 Activities of the Java Grande Forum I

From Java Grande (a.k.a. Java for High Performance Computing) in a Nutshell Sun MicroSystems Java Day at CMU Pittsburgh -- Sept 26 1998. by Geoffrey C. Fox
Two major working groups promoting standards and community actions
Numerics: Java as a language for mathematics led by Ron Boisvert and Roldan Pozo from NIST
  • Changes in Java controversial handling of floating point which currently has goal of reproducible results but this leads to non optimal accuracy
  • Addition of Complex types or classes
  • Lightweight classes and Operator overloading -- enables implementation of complex as a class
  • "Fortran rectangular multidimensional arrays" -- Java naturally has "arrays of arrays"
  • High quality math libraries with agreed interfaces -- FFT, Matrices, Transcendental functions

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