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MathGroup Archive 2007

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Next representable number

  • To: mathgroup at smc.vnet.net
  • Subject: [mg73542] Next representable number
  • From: "Andrew Moylan" <andrew.j.moylan at gmail.com>
  • Date: Wed, 21 Feb 2007 01:53:09 -0500 (EST)

What's a neat way to determine the next (higher) representable number
(at a given precision)? That is, I want f[x] to be the smallest
representable number (at precision Precision[x]) that's larger than x.



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