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Re: Finding an exponent?

• To: mathgroup at smc.vnet.net
• Subject: [mg112363] Re: Finding an exponent?
• From: "Kevin J. McCann" <Kevin.McCann at umbc.edu>
• Date: Sat, 11 Sep 2010 05:43:04 -0400 (EDT)
• References: <i6crg4$sak$1@smc.vnet.net>

Log[Exp[expr]]//PowerExpand

or

Expr[expr]/.Exp[q_]->q

Kevin

On 9/10/2010 4:50 AM, AES wrote:
> Given  Exp[ expr ]  where   expr  is some complex expression in Standard
> form, how can I get  expr  itself in an Input cell?   (Preferably
> unevaluated, and other than using manual Copy and Paste).
>
> Log[Exp[expr]] doesn't seem to do it.
>