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Integration Problem

• To: mathgroup at smc.vnet.net
• Subject: [mg126343] Integration Problem
• From: Michael Musheghian <michael.musheghian at gmail.com>
• Date: Thu, 3 May 2012 04:34:35 -0400 (EDT)
• Delivered-to: l-mathgroup@mail-archive0.wolfram.com

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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