Re: using answer form reduce
- To: mathgroup at smc.vnet.net
- Subject: [mg68650] Re: [mg68616] using answer form reduce
- From: "Christoph Lhotka" <lhotka at astro.univie.ac.at>
- Date: Mon, 14 Aug 2006 06:44:36 -0400 (EDT)
- Sender: owner-wri-mathgroup at wolfram.com
If I understand well, this will work In[]:= #[[2]]&/@Cases[Reduce[whatever...,x],x==b_,Infinity] But to clarify your question it would be good to add an example... lg cl On Sun, 13 Aug 2006 05:52:24 -0400 (EDT) "akil" <akomur at wanadoo.nl> wrote: > After using reduce I get the following two types of answers: > > answer == Real1 || answer == Real2 > or > answer == Real3 > , the type can change from one formula to another. > > I need the Reals, and put them all in a list. The problem is getting all > the > reals, without knowing which type I deal with, it should be able to be done > fast. > > I tried making a list of the returned adres, and then using > Cases[list, _Real, Infinity] and using Select[list,NumericQ] but both do > not > give me the answer I require. > > How can I get the answer I require e.g. something like {Real1,Real2,Real3} > > > -- Mag. Christoph Lhotka -- University of Vienna / Institute for Astronomy fon. +43 (1) 4277 51841 mail. lhotka at astro.univie.ac.at