Hi, Thought some might find this info useful. Scientific Computing FAQ: S.C., Numerical Analysis, and Associated Fields Resource Guide http://www.mathcom.com/corpdir/techinfo.mdir/scifaq/index.html This Scientific Computing FAQ metasite lists and links to resources such as electronic texts and software catalogs for NA and related fields in scientific computing. Examples of topics covered include Dense Linear Algebra Systems, Stochastic Differential Equations, and Random Numer Generators (RNG's), among others. The site is provided by Mathcom Solutions, Inc., a consulting business for the fields of finance, engineering, and operations. [HCS] Cheers, Ling SM P.S. Not sure is PIC the right tag. Using OT might miss some people. ?? -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.