Mathematica 9 is now available
Services & Resources / Wolfram Forums / MathGroup Archive
-----

MathGroup Archive 2007

[Date Index] [Thread Index] [Author Index]

Search the Archive

Re: What am I doing wrong with this code?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg82551] Re: What am I doing wrong with this code?
  • From: john.feth at honeywell.com
  • Date: Wed, 24 Oct 2007 04:31:24 -0400 (EDT)
  • References: <ffkffr$spa$1@smc.vnet.net>

On Oct 23, 2:39 am, sean_incali <sean_inc... at yahoo.com> wrote:
> I think I'm having a brain fart. Seriously...
>
> Plot[{1/(1 + y^2), (1/y - 1)^(1/2)}, {y,  0, 5}]
>
> What is wrong with that code? Maybe it's not solvable in mathematica?
>
> I'm trying to plot nullclines of a system of ODEs. and those function
> up there are them. I just can't get mathematica to plot them in the
> same graph.
>
> I get an error message saying...
>
> >From In[22]:=
>
> (1/y - 1)^(1/2)  is not a machine-size real number at y =
> 1.0000001666666667`.
>
> Any help is appreciated.
>
> sean

Sean,

This probably isn't too helpful, but your Plot statement works
perfectly in V 6.0.  Have you rebooted your machine lately?

John Feth



  • Prev by Date: Re: What am I doing wrong with this code?
  • Next by Date: Re: Plot and manipulate a long list of X,Y,Z data in Mathematica 6.01
  • Previous by thread: Re: What am I doing wrong with this code?
  • Next by thread: Re: What am I doing wrong with this code?