Re: Numerical integration and list of points
- To: mathgroup at smc.vnet.net
- Subject: [mg87632] Re: Numerical integration and list of points
- From: dh <dh at metrohm.ch>
- Date: Tue, 15 Apr 2008 05:45:40 -0400 (EDT)
- References: <ftvd4f$d89$1@smc.vnet.net>
HI,
what you describe sounds reasonable and should work.
Did you check for syntax errors? How many pints are there? Try it with a
few points and you may find the bug.
hope this helps, Daniel
guerom00 wrote:
> Hello everyone,
>
> I have a function which I read as a list of points. I want then to
> estimate its integral. I do more or less this :
>
> data={{x1,y1},{x2,y2},...,{xN,yN}}
> f=Interpolation[data]
> NIntegrate[f[x],{x,x1,xN}]
>
> Is it the correct way ? Because Mathematica hangs without giving me an
> answer although it seems a pretty straightforward thing to do...
>
> Thanks for any suggestions.
>