Re: Domain of a function

*To*: mathgroup at smc.vnet.net*Subject*: [mg123241] Re: Domain of a function*From*: Bob Hanlon <hanlonr357 at gmail.com>*Date*: Mon, 28 Nov 2011 05:54:53 -0500 (EST)*Delivered-to*: l-mathgroup@mail-archive0.wolfram.com*References*: <j9b6lb$4sv$1@smc.vnet.net>

Select the | and press F1. This will lead you to Help for Alternatives http://reference.wolfram.com/mathematica/ref/Alternatives.html Bob Hanlon On Sun, Nov 27, 2011 at 4:14 AM, Tutor <alfred.muehlleitner at gmx.at> wrote: > Element[x | Sqrt[2 + x], Reals]; what exactly does "|" in this case? >