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Topic: Integration Problem
Replies: 5   Last Post: May 4, 2012 6:26 AM

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Sseziwa Mukasa

Posts: 108
Registered: 8/26/07
Re: Integration Problem
Posted: May 3, 2012 10:26 PM
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Numerical precision, the first is done in exact precision, the second using machine floating point precision.

On May 3, 2012, at 4:34 AM, Michael Musheghian <> wrote:

> Greetings!
> I found that evaluation of this 2 integrals yield a bit different result. What could be the reason?
> Integrate[E^(-1/10 ((1 + r2z)^2)), {r2z, -Infinity, Infinity}]
> Integrate[E^(-0.1 ((1 + r2z)^2)), {r2z, -Infinity, Infinity}]

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