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 1992

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

Search the Archive

Re: setting tolerance for small answers

  • To: mathgroup at
  • Subject: Re: setting tolerance for small answers
  • From: Boss Man <BOSS at>
  • Date: Mon, 21 Sep 1992 09:04 PDT

Susan Rempe writes:
        Does anyone know how to set a tolerance such that values
in an answer set smaller than that tolerance are automatically
returned as zero?
        In particular, I'm interested in setting very small eigenvalues
to zero.

        Susan Rempe
        rempe at
The answer is the Chop command.  The syntax is
     Chop[<expr>] or
     Chop[<expr>, <dx>]
See the big book for details.

Ed Boss

  • Prev by Date: Request for User Info
  • Next by Date: Mathematica 1.2 bug in BesselI[nu,x] with nu > 20 and nu ~ 1.5x
  • Previous by thread: Re: setting tolerance for small answers
  • Next by thread: fractal dimension