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MathGroup Archive 2005

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Re: Log function

  • To: mathgroup at smc.vnet.net
  • Subject: [mg57369] Re: Log function
  • From: Bill Rowe <readnewsciv at earthlink.net>
  • Date: Wed, 25 May 2005 06:03:22 -0400 (EDT)
  • Sender: owner-wri-mathgroup at wolfram.com

On 5/24/05 at 5:12 AM, eqmc2 at aol.com (Bill Ginsberg) wrote:


>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?

By assigning a value to a which can be done a number of different ways.

such as using a replacement rule, i.e.

Log[a]/.a->2.3

or assigning a value to a, i.e.

a = 2.3;
Log[a]
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