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MathGroup Archive 2000

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Re: How do I force Log[Exp[x]]=x

  • To: mathgroup at smc.vnet.net
  • Subject: [mg22066] Re: How do I force Log[Exp[x]]=x
  • From: Brian Higgins <bghiggins at ucdavis.edu>
  • Date: Fri, 11 Feb 2000 02:38:54 -0500 (EST)
  • References: <87tp95$5ia@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Bart,

One way is to wrap Log[Exp[x]] with PowerExpand.

In[68]:=PowerExpand[Log[Exp[x]]]

Out[68]=x

Cheers, Brian


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