RE: Simplification ?
- To: mathgroup at smc.vnet.net
- Subject: [mg38103] RE: [mg38049] Simplification ?
- From: "Florian Jaccard" <jaccardf at eicn.ch>
- Date: Tue, 3 Dec 2002 04:31:53 -0500 (EST)
- Sender: owner-wri-mathgroup at wolfram.com
Yes : PowerExpand[Sqrt[x^2]] But : It's dangerous ! You have to be sure that x is real positive ! So you can also do the following : Simplify[Sqrt[x^2],x>0] Bonne journée ! Florian Jaccard professeur de Mathématiques EICN-HES Le Locle e-mail : jaccardf at eicn.ch -----Message d'origine----- De : Olivier Durussel [mailto:olivier.durussel at epfl.ch] Envoyé : jeu., 28. novembre 2002 20:08 À : mathgroup at smc.vnet.net Objet : [mg38049] Simplification ? Hi, Is there a way to force Mathematica to simplify the terms like Sqrt[x^2] to give x ??? Thanks per advance ! ___________________________________________________________ Olivier DURUSSEL Ecole Polytechnique Fédérale de Lausanne STI-IPR-LCSM ME-Ecublens CH-1015 Lausanne Tél.: +41 21 693 53 17 Fax.:+41 21 693 35 09