Re: Beginner-type question
- To: mathgroup at smc.vnet.net
- Subject: [mg4057] Re: [mg4028] Beginner-type question
- From: "Keith S. Mersman" <c621746 at everest.cclabs.missouri.edu>
- Date: Thu, 30 May 1996 02:48:55 -0400
- Sender: owner-wri-mathgroup at wolfram.com
Use the option: PowerExpand On Mon, 20 May 1996, Rob Lopez wrote: > I often encounter output of the form > Out[1]= Sqrt[a^2] , > where I know a is real and positive, and therefore would like to see > Out[1]= a . > How do I get Mathematica to assume that all quantities are real? Real > and positive? Can this be done globally, for an entire session? > > Thanks in advance. > > ----------------------------------------------------------------------------------------- > Rob Lopez > Department of Physics > University of Chicago > ----------------------------------------------------------------------------------------- > > > > ==== [MESSAGE SEPARATOR] ====