MathGroup Archive: September 2002 [00297]

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Invert a function

To: mathgroup at smc.vnet.net
Subject: [mg36675] Invert a function
From: rajgupta121 at rediffmail.com (Raj)
Date: Wed, 18 Sep 2002 02:10:15 -0400 (EDT)
Sender: owner-wri-mathgroup at wolfram.com

Hi Everybody,

   How can I invert a funcion? For example

 In:=f[h_]:=Exp[-h](a*h+b*h^2);

I want to invert it as

  h as a function of f


How can I do that?

 Please suggest.

  Raj

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