Mathematica 9 is now available
Services & Resources / Wolfram Forums / MathGroup Archive
-----

MathGroup Archive 2009

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: how to find minimum value.

  • To: mathgroup at smc.vnet.net
  • Subject: [mg94968] Re: [mg94945] how to find minimum value.
  • From: DrMajorBob <btreat1 at austin.rr.com>
  • Date: Thu, 1 Jan 2009 07:27:14 -0500 (EST)
  • References: <200812311109.GAA13599@smc.vnet.net>
  • Reply-to: drmajorbob at longhorns.com

Min[x /. Solve[x^2 + 3 x + 1 == 0]]

1/2 (-3 - Sqrt[5])

Bobby

On Wed, 31 Dec 2008 05:09:24 -0600, mssivava <mssivava at gmail.com> wrote:

> Hi everyone,
>
> For instance, lets assume that we have an equation like
> a = Solve[x^2 + 3 x + 1 == 0]
>
> the solution gives 2 x values as
>
> {{x -> 1/2 (-3 - Sqrt[5])}, {x -> 1/2 (-3 + Sqrt[5])}}
>
> Which function can I use to find the min x? (Min[] or FindMimimum[] is  
> not working)
>
> In my real question, I have more than 50 values. So I need to find a  
> mathematica function to find the minimum value from 50 automatically.
>
> Thank you very much.
>



-- 
DrMajorBob at longhorns.com


  • Prev by Date: Re: Converting 2D Lists to 3D lists
  • Next by Date: Re: how to find minimum value.
  • Previous by thread: Re: Converting 2D Lists to 3D lists
  • Next by thread: Re: how to find minimum value.