Services & Resources / Wolfram Forums
MathGroup Archive
*Archive Index
*Ask about this page
*Print this page
*Give us feedback
*Sign up for the Wolfram Insider

MathGroup Archive 2005

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

Search the Archive

Re: Mathematica is not very clever

  • To: mathgroup at
  • Subject: [mg53517] Re: Mathematica is not very clever
  • From: Bill Rowe <readnewsciv at>
  • Date: Sat, 15 Jan 2005 01:44:20 -0500 (EST)
  • Sender: owner-wri-mathgroup at

On 1/13/05 at 3:12 AM, astanoff at (Astanoff) wrote:

>I wonder why mathematica doesn't provide an engine (like Plouffe's
>inverter) to convert a floating-point value into an exact value...

It does. The function to do this is Rationalize. For example,


To reply via email subtract one hundred and four

  • Prev by Date: Problem with DSolve
  • Next by Date: Re: Problem with transformation rule of a function -- Another one
  • Previous by thread: Re: Re: Mathematica is not very clever
  • Next by thread: cubic quaternion based surface