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Re: real and imaginary part of a complex number

• To: mathgroup at smc.vnet.net
• Subject: [mg108530] Re: [mg108521] real and imaginary part of a complex number
• From: Murray Eisenberg <murray at math.umass.edu>
• Date: Mon, 22 Mar 2010 02:39:03 -0500 (EST)
• Organization: Mathematics & Statistics, Univ. of Mass./Amherst
• References: <201003210707.CAA19898@smc.vnet.net>
• Reply-to: murray at math.umass.edu

Probably you want to use

   ComplexExpand[Re[expr]]
   ComplexExpand[Im[expr]]

which will assume that symbolic quantities like a, b, x, y, z are 
real-valued.

On 3/21/2010 3:07 AM, Khayrul Hasan wrote:
> Dear Sir
>
> Could you please help me to equate real and imaginary part of a very very long complex expression?
>
>   With kindest regards,
>
>
> M. Khayrul Hasan
> Assistant Professor
> Department of Mathematics
> Shahjalal University of Science&  Technology
> Sylhet-3100
> Bangladesh
> Cell: 008801716284646
>

-- 
Murray Eisenberg                     murray at math.umass.edu
Mathematics & Statistics Dept.
Lederle Graduate Research Tower      phone 413 549-1020 (H)
University of Massachusetts                413 545-2859 (W)
710 North Pleasant Street            fax   413 545-1801
Amherst, MA 01003-9305

• References:
  • real and imaginary part of a complex number
    • From: Khayrul Hasan <khayrulmat@yahoo.com>