Provides a consistent C++ class interface for reading from and writing data to a variety of commonly used matrix types. Ordinary matrices and several sparse/dense Matrix classes are directly supported, third-party S4 classes may be supported by external linkage, while all other matrices are handled by DelayedArray block processing.

XML/Ada is a set of modules that provide a simple manipulation of XML streams. It supports the whole XML 1.0 specifications, and can parse any file that follows this standard (including the contents of the DTD). It also provides support for a number of other standard associated with XML, like SAX, DOM, and XML Schemas. In addition, it includes a module to manipulate Unicode streams, since this is required by the XML standard.

SWI-Prolog is a fast and powerful ISO/Edinburgh-style Prolog compiler with a rich set of built-in predicates. It offers a fast, robust and small environment which enables substantial applications to be developed with it.

SWI-Prolog is a fast and powerful ISO/Edinburgh-style Prolog compiler with a rich set of built-in predicates. It offers a fast, robust and small environment which enables substantial applications to be developed with it.