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*Delivered-to*: mathgroup-newout@smc.vnet.net*Delivered-to*: mathgroup-newsend@smc.vnet.net*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)]] >

**References**:**Abs in the denominator***From:*Dieter Ernst <didi.vela@gmail.com>