On 31-May-05 Ted Harding wrote: > [...] > But it is always safe (and often prudent) to force precedence > with parentheses -- at least you yourself are then absolutely > sure of exactly what is going to happen, which is the really > important thing (and this is Rule 2, which takes precedence > over Rule 1). > > So if you want to force "-2^2" and similar to be the square > of "-2" then do "(-2)^2". And it adds clarity to things like > > 2 - - - 2^2
PS: And will also avoid typopathological events such as > x<-y when what you really meant was > x< -y [1] FALSE Ted. -------------------------------------------------------------------- E-Mail: (Ted Harding) <[EMAIL PROTECTED]> Fax-to-email: +44 (0)870 094 0861 Date: 31-May-05 Time: 11:50:07 ------------------------------ XFMail ------------------------------ ______________________________________________ R-devel@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-devel