Re: Find roots in a limited interval

*To*: mathgroup at smc.vnet.net*Subject*: [mg86766] Re: Find roots in a limited interval*From*: dh <dh at metrohm.ch>*Date*: Thu, 20 Mar 2008 02:56:34 -0500 (EST)*References*: <frqpvr$5be$1@smc.vnet.net>

Hi Victor, Solve does not take inequalities, but Reduce does. E.g.: Reduce[Sin[x]/x==0&&0<x<10,x] hope this helps, Daniel 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 > >