Re: about real part
- To: mathgroup at smc.vnet.net
- Subject: [mg41204] Re: about real part
- From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
- Date: Wed, 7 May 2003 03:54:06 -0400 (EDT)
- Organization: Universitaet Leipzig
- References: <b982nm$67m$1@smc.vnet.net>
- Reply-to: kuska at informatik.uni-leipzig.de
- Sender: owner-wri-mathgroup at wolfram.com
Hi,
you miss some spaces of * operations but
Re[(I*w*t + (L + 1)L*t*D)^1/2] //
FullSimplify[#, Element[{w, L, D, t}, Reals]] &
work as you expect.
Regards
Jens
Duanxiang Xu wrote:
>
> Hi, all
>
> I have problem when I was trying to get the real part
> of a complex expression,
> like
> Re[(Iwt+(L+1)LtD)^1/2]
> here w,L,D are real paramaters and t is real variable
> Mathematica seems could do nothing about this
>
> Anyone could help me?
>
> Thanks,
> Duanxiang
>
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