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MathGroup Archive 2000

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Re: How to Import Numbers with + in the Exponential?

  • To: mathgroup at
  • Subject: [mg25682] Re: How to Import Numbers with + in the Exponential?
  • From: "Louis M. Pecora" <pecora at>
  • Date: Thu, 19 Oct 2000 04:35:12 -0400 (EDT)
  • References: <8sebr1$> <8sjiq6$>
  • Sender: owner-wri-mathgroup at

In article <8sjiq6$ft4 at>, P.J. Hinton <paulh at>

> On 16 Oct 2000, Lou Pecora wrote:
> > I generate data in my C programs and write it to a file using  %e
> > format in many of my programs.  This leads to numbers like  1.2e-01 and
> > 3.6e+02.  When I use Import[] in Mathematica it handles the negative
> > exponents fine, but things like e+02 or e+00 are treated like strings. 
> > How can I get Mathematica to recognize positive exponents as numbers? 
> > If I go into each file and eliminate the "+" it does recognize things
> > as numbers, but I don't want to have to edit every data file put out in
> > my calculations.  I'm hoping there is a simple workaround, otherwise I
> > classify this behavior as a BAD 'feature'.  Help, anyone.  Thanks.
> Answers to this and other frequently asked questions may be found at the
> Wolfram Research Technical Support website:
> This problem has been fixed for an upcoming release of Mathematica.

Thanks.  I've tried the wolfram solution offer above and it works fine. 
Very easy to do.

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