pgcalc: Pgcalc (PG Calculator is a power full scientific skinable calculator)
pgcalc: 
pgcalc: PG Calculator it is an excellent replacement  for  standard Windows
pgcalc: calculator. PG  Calculator  works  in  algebraic  and  RPN mode. It
pgcalc: recognizes  real  and  complex  numbers  and  allows simple vectors
pgcalc: manipulations. There are up to 120 recognized units of measure with
pgcalc: possibility to make easy conversions between consistent units.
pgcalc: 
pgcalc:                        http://www.pgcalc.net
pgcalc:                            WWW.SLACKY.IT
pgcalc: PackaGer Gohanz.