Re: a simplification problem

*To*: mathgroup at smc.vnet.net*Subject*: [mg55207] Re: a simplification problem*From*: Torsten Coym <torsten.coym at eas.iis.fraunhofer.de>*Date*: Thu, 17 Mar 2005 03:28:26 -0500 (EST)*References*: <d192m6$net$1@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

Well, you cannot simplify (-1)^(1/3) to -1, because it equals 1/2+I*Sqrt[3]/2. This can be easily verified by ComplexExpand[(-1)^(1/3)] Torsten Hui Fang wrote: > Dear All, > > My questions is simple: > How do I simplify (-1)^(1/3) to -1? > > Thanks! >