Introduction

This appendix provides a list of acronyms, their meanings, and optional comments. The convention that has been used is to provide URLs to sites that can provide more information about technologies whose acronyms appear.

ACRONYM	MEANING	COMMENT
BLAS	Basic Linear Algebra Subprograms	http://www.netlib.org/blas/
BNF	BackusNaur Form
CCA	Common Component Architecture	http://www.ccaforum.org/
COM	Common Object Model	http://www.microsoft.com/
DLL	Dynamically Linked Library
DTD	Document Type Definition	Defines the grammar of the XML files.
HTML	HyperText Markup Language	http://www.w3.org/MarkUp/
IOR	Intermediate Object Representation
JNI	Java Native Interface
OMG	Object Management Group	http://www.omg.org/
PIC	Position Independent Code
SIDL	Scientific Interface Definition Language
SO	Shared Object
SPMD	Single Program Multiple Data
SWIG	Simplified Wrapper and Interface Generator	http://www.swig.org/
URL	Uniform Resource Locater	Often thought of as a pointer to a web resource.
XML	Extensible Markup Language	http://www.w3.org/XML/
VM	Virtual Machine