From: ara.t.howard@... Date: 2006-12-02T13:02:33+09:00 Subject: [OT] calculations on lists of numbers for years i've felt that i should be able to pipe numerical output into some unix command like so cat list | mean cat list | sum cat list | minmax etc. and have never found one. right now i'm building a ruby version - before i continue, does anyone know a standard unix or ruby version of this? cheers. -a -- if you want others to be happy, practice compassion. if you want to be happy, practice compassion. -- the dalai lama