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MathGroup Archive 2002

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Re: Integrating over a Minimum

  • To: mathgroup at smc.vnet.net
  • Subject: [mg32962] Re: Integrating over a Minimum
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Fri, 22 Feb 2002 01:48:43 -0500 (EST)
  • Organization: Universitaet Leipzig
  • References: <a526ik$264$1@smc.vnet.net>
  • Reply-to: kuska at informatik.uni-leipzig.de
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,

you need Mathematica 4.1 and the phantastic Integration package

Needs["Calculus`Integration`"]

Integrate[If[x < y, x, y], {y, 0, 1}, {x, 0, 1}]

Regards
  Jens

Moritz Meyer-ter-Vehn wrote:
> 
> Hi,
> 
> I want to integrate piecewise linear functions over a highdimensional
> space. The ranges where the function is linear are given by linear
> inequality constraints.
> 
> Example: Integrate[Min[x,y],{y,0,1},{x,0,1}]
> (of course that is not the one I really want to solve)
> 
> I could not get matematica to do this.
> 
> Moritz Meyer-ter-Vehn


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