Re: lists of variables

*To*: mathgroup at smc.vnet.net*Subject*: [mg58175] Re: lists of variables*From*: David Bailey <dave at Remove_Thisdbailey.co.uk>*Date*: Tue, 21 Jun 2005 06:02:49 -0400 (EDT)*References*: <d9630u$q1t$1@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

Heath Gerhardt wrote: > I need to make lists of variables, for example > > {t1,t2,t3} > > but have not been able to figure out how to make Mathematica do this. > Tried using > > Array[t,3] > > which gives > > {t[1],t[2],t[3]} > > but then I don't know how to set the t[i]'s in expressions similar to > > F[t[1]_,t[2]_,t[3]_]:=Cos[t[1]+t[2]-t[3]] > > thanks in advance > Heath > The simple answer to your question is something like: Table[ToExpression["t" <> ToString[i]], {i, 1, 10}] However, this is not a very usual thing to do - it might help to give more details of what you are trying to do. David Bailey http://www.dbaileyconsultancy.co.uk