Hi all, Is there any deep reason why "filter" does not appear in the "Index of the Haskell 98 Prelude", found at: http://www.haskell.org/onlinereport/prelude-index.html Thanks, -antony -- Antony Courtney Grad. Student, Dept. of Computer Science, Yale University antony@apocalypse.org http://www.apocalypse.org/pub/u/antony