Re: Expansion of an exponential expression

*To*: mathgroup at smc.vnet.net*Subject*: [mg47234] Re: Expansion of an exponential expression*From*: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>*Date*: Wed, 31 Mar 2004 02:59:13 -0500 (EST)*Organization*: Universitaet Leipzig*References*: <c4bdrj$6uu$1@smc.vnet.net>*Reply-to*: kuska at informatik.uni-leipzig.de*Sender*: owner-wri-mathgroup at wolfram.com

Hi, FullSimplify[anlog, Element[{t, h}, Reals] && h > 0 && t > 0] Regards Jens Carlos Felippa wrote: > > As a result of some calculations I have > (a snipet of a more complex expression) > > anlog= Log[ ((2 + Sqrt[1 + 2*h])^(-1))^(t/h) ] > > I would like to simplify this to > > anlog= (t/h) Log[((2 + Sqrt[1 + 2*h])^(-1)) ] > > so I can then take the Taylor series in h. > But FullSimplify[anlog,h>0] doesnt do it. > Do i need a ComplexityFunction?