Re: Short, simple - Why doesn't it work as a function

*To*: mathgroup at smc.vnet.net*Subject*: [mg71788] Re: [mg71765] Short, simple - Why doesn't it work as a function*From*: Bob Hanlon <hanlonr at cox.net>*Date*: Wed, 29 Nov 2006 02:56:30 -0500 (EST)*Reply-to*: hanlonr at cox.net

Works fine here. $Version 5.2 for Mac OS X (June 20, 2005) why[x_List] := {#, a} & /@ x; why[{a, b, c}] {{a,a},{b,a},{c,a}} Bob Hanlon ---- wooks <wookiz at hotmail.com> wrote: > {#, a} & /@ {a, b, c} > > gives {{a, a}, {b, a}, {c, a}} which is what i want. > > why[x_List] := {#, a} & /@ x; > why[{a, b, c}] > > gives. > > {{a, a}, {{b, a}, {{c, a}, {}}}} > > not what I want. > > I've checked the FullForms and they are different - why?? >