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Re: Abs in the denominator
*To*: mathgroup at smc.vnet.net
*Subject*: [mg128555] Re: Abs in the denominator
*From*: Bob Hanlon <hanlonr357 at gmail.com>
*Date*: Fri, 2 Nov 2012 23:52:19 -0400 (EDT)
*Delivered-to*: l-mathgroup@mail-archive0.wolfram.com
*Delivered-to*: l-mathgroup@wolfram.com
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*References*: <20121102044546.99CB96891@smc.vnet.net>
expr = 0.5/Abs[(C*R*omega)/(-1 + C*L*omega^2)] // Rationalize;
expr = Abs[expr /. Abs -> Identity]
(1/2)*Abs[(-1 + C*L*omega^2)/
(C*omega*R)]
Bob Hanlon
On Fri, Nov 2, 2012 at 12:45 AM, Dieter Ernst <didi.vela at gmail.com> wrote:
> Hello
>
> I have an expression with Abs applied to the entire denominator:
>
> 0.5/Abs[(C * R * omega)/(-1 + C * L * omega^2)]
>
> (Just as an example, the function in Abs could also be another one). How can I transform it to an expression with Abs wrapping the entire Fraction, such as:
> Abs[0.5/((C * R * omega)/(-1 + C * L * omega^2))]
>
> ... and then to:
> Abs[(0.5 * (-1 + C * L * omega^2) / (C * R * omega)]]
>
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