MathGroup Archive 2003

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: Log[Exp[r]] <> r?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg39296] Re: Log[Exp[r]] <> r?
  • From: nilton.volpato at ig.com.br (Nilton Volpato)
  • Date: Mon, 10 Feb 2003 01:07:19 -0500 (EST)
  • References: <b22jou$6bh$1@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Jonathan Greenberg <greenberg at ucdavis.edu> wrote in message news:<b22jou$6bh$1 at smc.vnet.net>...
> Hi there, why is it when I enter Log[Exp[r]] (or use Simplify or
> FullSimplify) I don't get r?  If I do Log[Exp[2]] I get 2!
> 
> --j

Simplify[ Log[Exp[r]], Element[r,Reals] ], does it!

-- Nilton


  • Prev by Date: Image Rotation
  • Next by Date: I need some help about this error
  • Previous by thread: Re: Log[Exp[r]] <> r?
  • Next by thread: Pause[t], t<1