Re: about real part
- To: mathgroup at smc.vnet.net
- Subject: [mg41195] Re: about real part
- From: bobhanlon at aol.com (Bob Hanlon)
- Date: Wed, 7 May 2003 03:51:03 -0400 (EDT)
- References: <b982nm$67m$1@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
Simplify[Re[(I*w*t+(L+1)L*t*D)^1/2], Element[{w,L,D,t}, Reals]] (1/2)*D*L*(L + 1)*t Re[(I*w*t+(L+1)L*t*D)^1/2] // ComplexExpand//Simplify (1/2)*D*L*(L + 1)*t Bob Hanlon In article <b982nm$67m$1 at smc.vnet.net>, Duanxiang Xu <duanxiangxu at yahoo.com> wrote: >Subject: about real part >From: Duanxiang Xu <duanxiangxu at yahoo.com> To: mathgroup at smc.vnet.net >Date: Tue, 6 May 2003 10:28:06 +0000 (UTC) > >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 > >