Is it possible to let a function be known under two names without having two identical copies of the function body? --- Göran Broström tel: +46 90 786 5223 Department of Statistics fax: +46 90 786 6614 Umeå University http://www.stat.umu.se/egna/gb/ SE-90187 Umeå, Sweden e-mail: gb at stat.umu.se