> -----Original Message----- > From: Luke Tierney [mailto:[EMAIL PROTECTED]]
> R does not provide a pairlist data structure. This creates a dilemma > when translating some list-based xlispstat code, or, more > importantly, when implementing an algorithm for which parilists are > the natural data structure to use. > ... > Pairlists were and still are used internally for many things. > ... Wouldn't it, therefore, make sense to provide a 'pairlist' package which exposes the internal pairlist structure and provides appropriate functions (car, cdr, ...), instead of expecting people to keep re-implementing these features? -Greg LEGAL NOTICE\ Unless expressly stated otherwise, this message is ... [[dropped]] ______________________________________________ [EMAIL PROTECTED] mailing list http://www.stat.math.ethz.ch/mailman/listinfo/r-help
