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Re: Find roots in a limited interval

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


post-process the results of Solve[]

and select the ones you like ???


viktor.albers at 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

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