math/R-cran-xts/pkg-descr

   1 Provide for uniform handling of R's different time-based data classes
   2 by extending zoo, maximizing native format information preservation
   3 and allowing for user level customization and extension, while
   4 simplifying cross-class interoperability.
   5
   6 WWW: http://r-forge.r-project.org/projects/xts/