Re: Sqrt[R^2]
- To: mathgroup at smc.vnet.net
- Subject: [mg42746] Re: [mg42716] Sqrt[R^2]
- From: Murray Eisenberg <murray at math.umass.edu>
- Date: Thu, 24 Jul 2003 04:10:48 -0400 (EDT)
- Organization: Mathematics & Statistics, Univ. of Mass./Amherst
- References: <200307230425.AAA29114@smc.vnet.net>
- Reply-to: murray at math.umass.edu
- Sender: owner-wri-mathgroup at wolfram.com
Simplify[Sqrt[R^2], R > 0] R In Mathematica 5.0, also: Assuming[R > 0, Simplify[Sqrt[R^2]]] R Prechtl Josef wrote: > How can I instruct Mathematica when simplifying expressions to convert > expressions e.g. Sqrt[R^2] into R? i.e. only to restrict to the case > that the variable R is a positive real? > > thank you in advance for any help! > > -- Murray Eisenberg murray at math.umass.edu Mathematics & Statistics Dept. Lederle Graduate Research Tower phone 413 549-1020 (H) University of Massachusetts 413 545-2859 (W) 710 North Pleasant Street fax 413 545-1801 Amherst, MA 01003-9305
- References:
- Sqrt[R^2]
- From: Prechtl Josef <e9426270@stud4.tuwien.ac.at>
- Sqrt[R^2]