Re: Treating units as positive constants?

*To*: mathgroup <mathgroup at yoda.physics.unc.edu>*Subject*: Re: Treating units as positive constants?*From*: HAY at leicester.ac.uk*Date*: Sun, 1 NOV 92 22:29:31 GMT

Dan: Are these any help (1) F[xxxxx, Sqrt[meter^2],yyyyy]//PowerExpand F[xxxxx, meter, yyyyy] (2) Could be loaded ahead of need. $Post = PowerExpand; F[xxxxx, Sqrt[meter^2],yyyyy] F[xxxxx, meter, yyyyy] Or, to restrict the range of application. $Post = (#/.Sqrt[meter^2] -> meter)&; F[xxxxx, Sqrt[meter^2],yyyyy] F[xxxxx, meter, yyyyy] Allan Allan Hayes hay at leicester.ac.uk