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MathGroup Archive 2009

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Difficulties with Re

  • To: mathgroup at smc.vnet.net
  • Subject: [mg98349] Difficulties with Re
  • From: Aaron Fude <aaronfude at gmail.com>
  • Date: Mon, 6 Apr 2009 05:05:13 -0400 (EDT)

Hi,

Of the following two expressions, the first "works", while the second
doesn't. How does one make it work?

Assuming[x > 0 && y > 0, Re[Exp[x + I y]] // Simplify]
Assuming[x > 0 && y > 0, Re[Exp[(x + I y)^2]] // Simplify]

Many thanks in advance,

Aaron


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