Re: can't MATHEMATICA simplify simple expressions?

*To*: mathgroup at smc.vnet.net*Subject*: [mg51516] Re: [mg51505] can't MATHEMATICA simplify simple expressions?*From*: DrBob <drbob at bigfoot.com>*Date*: Thu, 21 Oct 2004 22:20:20 -0400 (EDT)*References*: <200410200521.BAA08484@smc.vnet.net>*Reply-to*: drbob at bigfoot.com*Sender*: owner-wri-mathgroup at wolfram.com

a^3 ISN'T the correct result. one = (a^2)^(3/2); two = FullSimplify[one]; three = a^3; compare = {one, two, three} compare /. a -> -I compare /. a -> -1 {(a^2)^(3/2), (a^2)^(3/2), a^3} {-I, -I, I} {1, 1, -1} See the difference? Bobby On Wed, 20 Oct 2004 01:21:32 -0400 (EDT), Cole Turner <REMOVEcole.tuner at liwest.at> wrote: > if I enter: > > FullSimplify [ (a^2)^(3/2) ] > > (in correct MATHEMATICA syntax, the program does not yield the correct > result, a^3 ... > > why is that? > > thanks! -- DrBob at bigfoot.com www.eclecticdreams.net

**References**:**can't MATHEMATICA simplify simple expressions?***From:*Cole Turner <REMOVEcole.tuner@liwest.at>