Re: How to separate imaginary unit inside an arbitrary function?
- To: mathgroup at smc.vnet.net
- Subject: [mg32457] Re: How to separate imaginary unit inside an arbitrary function?
- From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
- Date: Tue, 22 Jan 2002 03:19:20 -0500 (EST)
- Organization: Universitaet Leipzig
- References: <a2gi3d$ks$1@smc.vnet.net>
- Reply-to: kuska at informatik.uni-leipzig.de
- Sender: owner-wri-mathgroup at wolfram.com
Hi,
5*I is a single complex number ! and not Times[5,Complex[0,1]] it is
Complex[0,5].
Regards
Jens
Kostya wrote:
>
> Dear all
>
> Have a simple problem:
> have a function, say
> Name[5*I*a] but want to break it into multiples:
> Name[5*I*a]->Name[5]*Name[I]*Name[a]
>
> The issue is that the standard :> rule does not work properly:
> Name[5*I*a]//.{Name_[exa_*exb_]:>(Name[exa]*Name[exb]),
> Name_[exa_*exb_*exc_]:>(Name[exa]*Name[exb]*Name[exc])}
>
> yields just:
> Name[5*I]*Name[a] instead of desired "Name[5]*Name[I]*Name[a]"
>
> any suggestions?
>
> with regards
> Kostya