Services & Resources / Wolfram Forums
-----
 /
MathGroup Archive
2004
*January
*February
*March
*April
*May
*June
*July
*August
*September
*October
*November
*December
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2004

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

Search the Archive

Re: Integration of piecewise function

  • To: mathgroup at smc.vnet.net
  • Subject: [mg52480] Re: [mg52463] Integration of piecewise function
  • From: yehuda ben-shimol <benshimo at bgu.ac.il>
  • Date: Mon, 29 Nov 2004 01:22:27 -0500 (EST)
  • References: <200411280606.BAA06619@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

In version 5.1 this problem is taken care of by the new Pieswise[] function 
that is integrated to all the necessary functions such as Integrate, NDSolve, 
D[] etc.
yehuda
On Sunday 28 November 2004 08:06, Riccardo wrote:
> <inviati & spediti>
>
> I just defined a function like this:
>
> X[\[Omega]_] := 0 /; \[Omega] < 0;
> X[\[Omega]_] := 1 /; 0 < \[Omega] < 2;
> X[\[Omega]_] := -1 /; 2 < \[Omega] < 4;
> X[\[Omega]_] := 0 /; \[Omega] > 4;
>
> Is it possible now to integrate it from -infinity to +infinity? I've
> already tried and it doesn't give me the result.
> Thanks.
>
> Luca


  • Prev by Date: canonical mathematical expression represenation?
  • Next by Date: Re: Integration of piecewise function
  • Previous by thread: Integration of piecewise function
  • Next by thread: Re: Integration of piecewise function