Re: Plotting problem
- To: mathgroup at smc.vnet.net
- Subject: [mg35359] Re: Plotting problem
- From: Tomas Garza <tgarza01 at prodigy.net.mx>
- Date: Tue, 9 Jul 2002 06:50:21 -0400 (EDT)
- References: <200207080718.DAA19787@smc.vnet.net>
- Sender: owner-wri-mathgroup at wolfram.com
The particular function you chose for the example has no holes. Actually,
since
In[1]:=
Factor[3*x^2 - 5*x + 2]
Out[1]=
(-1 + x)*(-2 + 3*x)
what you have is more than a rational function: it is a polynomial of degree
1: 3 x - 2.
Tomas Garza
Mexico City
----- Original Message -----
From: "Steven Hodgen" <shodgen at mindspring.com>
To: mathgroup at smc.vnet.net
Subject: [mg35359] Plotting problem
> Hello,
>
> I'm a total Mathematica newbie, and I'm trying to get it to plot a simple
> rational eq. in such a way that it indicates where missing points are.
> Since I'm not sure how you'd prefer the eq. expressed, I've typed in in
the
> parents so there can be no question of where the denominator is, as well
as
> a cell expression.
>
> (3 x^2 - 5 x + 2)/(x - 1)
>
> Cell[BoxData[
> FractionBox[
> RowBox[{
> RowBox[{"3",
> SuperscriptBox["x", "2"]}], "-",
> RowBox[{"5", "x"}], "+", "2"}],
> RowBox[{"x", "-", "1"}]]], "Input"]
>
> When I Plot[], this is just draws a straight line. There is no indication
> where the hole is. How can I get this "fully correct" graph?
>
> Thanks
> --Steven
>
>
>
- References:
- Plotting problem
- From: "Steven Hodgen" <shodgen@mindspring.com>
- Plotting problem