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Re: Log function

  • To: mathgroup at
  • Subject: [mg57332] Re: [mg57297] Log function
  • From: Bob Hanlon <hanlonr at>
  • Date: Wed, 25 May 2005 06:02:36 -0400 (EDT)
  • Reply-to: hanlonr at
  • Sender: owner-wri-mathgroup at

If the argument is an exact number, then the result will be exact, i.e., 
unevaluated.  Use an inexact argument or force numerical evaluation using N.







Bob Hanlon

> From: Bill Ginsberg <eqmc2 at>
To: mathgroup at
> Date: 2005/05/24 Tue AM 05:12:34 EDT
> To: mathgroup at
> Subject: [mg57332] [mg57297] Log function
> I have Mathematica 5.0.1.  When I attempt to get the Log of a number "a" 
> by entering Log[a], it does not return the value but echoes back: 
> Log[a].  How is this fixed?

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