MathGroup Archive 2000

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

Search the Archive

Re: Assumptions i Mathematica...

  • To: mathgroup at
  • Subject: [mg25715] Re: [mg25660] Assumptions i Mathematica...
  • From: BobHanlon at
  • Date: Thu, 19 Oct 2000 04:35:38 -0400 (EDT)
  • Sender: owner-wri-mathgroup at

In a message dated 10/18/2000 3:28:51 AM, Whammer.antispam at 

>I'm quite new at this, and I havn't been able to figure out how to tell
>Mathematica to assume that a variable, x, is positive. I have a function,
>f(x), where I only want to consider positive values of x. I'm using version

f[x_?Positive] := x^3;

Bob Hanlon

  • Prev by Date: Re: Graphics Directives Lost In Certain Cases
  • Next by Date: Re: AxesLabel for ContourPlot
  • Previous by thread: Assumptions i Mathematica...
  • Next by thread: Re: Assumptions i Mathematica...