Services & Resources / Wolfram Forums / MathGroup Archive
-----

MathGroup Archive 2008

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

Search the Archive

Re: Find roots in a limited interval

  • To: mathgroup at smc.vnet.net
  • Subject: [mg86759] Re: Find roots in a limited interval
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Thu, 20 Mar 2008 02:55:15 -0500 (EST)
  • Organization: Uni Leipzig
  • References: <frqpvr$5be$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de

Hi,

post-process the results of Solve[]
??

and select the ones you like ???

Regards
   Jens

viktor.albers at gmail.com wrote:
> Dear all,
> 
> Being a Mathematica beginner I struggle to find a solution to a fairly
> simple problem. I have a function (superposition of several weighted
> sinc functions) which in principle has infinitely many roots.
> 
> However I am interested only in lets say roots that are to be found
> within the limited interval between 0 and 5.
> 
> I tried to define a system of inequalities of the type
> 
> Solve[f[t] && t>0 && t<5, t] but no success.
> I played around with the function Reduce but did not have any success
> and I am also not sure if this is the right way forward.
> 
> So the question: Is it possible to define an interval in Mathematica
> in which I am looking for the roots?
> 
> Thank you for your time.
> 
> Regards,
> Viktor
> 
> 


  • Prev by Date: Re: Fast evaluation of modified dot product
  • Next by Date: Re: Creating a function that is a derivative of another function??
  • Previous by thread: Re: Find roots in a limited interval
  • Next by thread: Re: Find roots in a limited interval