Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > comp.soft-sys.math.mathematica > #3229

Re: How to transform a functional expression into a general expression

From DrMajorBob <btreat1@austin.rr.com>
Newsgroups comp.soft-sys.math.mathematica
Subject Re: How to transform a functional expression into a general expression
Date 2011-06-22 07:43 +0000
Organization Steven M. Christensen and Associates, Inc and MathTensor, Inc.
Message-ID <its6fp$5uv$1@smc.vnet.net> (permalink)

Show all headers | View raw


I see NO reason to call one of those equations more "general" than the  
other, but this may do what you want (sometimes):

y == 3/2 x + 1 // Simplify
Subtract @@ % == 0

2 + 3 x == 2 y

2 + 3 x - 2 y == 0

Bobby

On Tue, 21 Jun 2011 07:35:58 -0500, sigismond kmiecik  
<sigismond.kmiecik@wanadoo.fr> wrote:

> Hello  to all
>
> I will take a simple example.
>
> How can you easily transform using Mathematica  the following functional
> expression
>
> y = 3/2 x + 1
>
> into its general equivalent:
>
> 3 x - 2 y  + 2 = 0
>
>
> This general form exists  because
>
> y == 3/2 x + 1 // FullSimplify
>
> returns True.
>
> Is the answer given valid whatever the complexity  of the initial
> equality expression  known to be true (with up to three unknown  
> variables).
>
> Thanks
>
> Sigismond Kmiecik
>


-- 
DrMajorBob@yahoo.com

Back to comp.soft-sys.math.mathematica | Previous | Next | Find similar | Unroll thread


Thread

Re: How to transform a functional expression into a general expression DrMajorBob <btreat1@austin.rr.com> - 2011-06-22 07:43 +0000

csiph-web