Re: sqrt(x^2) = x

*To*: mathgroup at smc.vnet.net*Subject*: [mg61161] Re: [mg61154] sqrt(x^2) = x*From*: wtplasar at ehu.es*Date*: Tue, 11 Oct 2005 04:49:58 -0400 (EDT)*References*: <200510110722.DAA15137@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

Hi, I think Refine[Sqrt[x^2],x>0] is what you need. Bye, Ruth > Dear all, I am new in this group > > How can I tell Mathematica that I want to simplify all expressions like > Sqrt[x^2] as x, whithout taking into account that x is or not a > positive real number? > > Thank you very much > > -- > ---- > Francisco Javier García Capitán > http://garciacapitan.auna.com >

**References**:**sqrt(x^2) = x***From:*"Francisco Javier" <pacoga@ctv.es>