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MathGroup Archive 2006

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Re: x/x

  • To: mathgroup at
  • Subject: [mg66718] Re: x/x
  • From: "J Siehler" <jsiehler at>
  • Date: Sat, 27 May 2006 21:03:24 -0400 (EDT)
  • References: <e593im$3ju$>
  • Sender: owner-wri-mathgroup at

Sinan Kapçak wrote:
> I plot the function f(x)=x/x in mathematica but I do not get the graph what i expect. Is this problem something about plot options?\

Wow, try this with a large number of plotpoints:

Plot[x/x, {x, -2, 2}, PlotPoints -> 500];
Plot[x/x, {x, -2, 2}, PlotPoints -> 15000];

It's kind of amusing and I will be interested to hear about why exactly
that happens, but you can get what you want with

Plot[Evaluate[x/x], {x, -2, 2}];

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