Re: How to remove duplicate solutions (Solve)?

*To*: mathgroup at smc.vnet.net*Subject*: [mg91793] Re: How to remove duplicate solutions (Solve)?*From*: "Curtis F. Osterhoudt" <cfo at lanl.gov>*Date*: Mon, 8 Sep 2008 05:02:00 -0400 (EDT)*References*: <200809080253.WAA16729@smc.vnet.net>*Reply-to*: cfo at lanl.gov

Hi, Peng, Either use Reduce instead of Solve, or you can use Union on the solutions. Regards, C.O. > Hi, > > Solve[(x - 1)^2 == 0, x] > > The above code would give me the solution > {{x -> 1}, {x -> 1}} > > But one is a duplicate of the other. I'm wondering how to only produce > the unique solutions. > > Thanks, > Peng > >

**References**:**How to remove duplicate solutions (Solve)?***From:*Peng Yu <PengYu.UT@gmail.com>