Re: (a/b)^2 when a/b is replaced by e won't yield e^2

*To*: mathgroup at smc.vnet.net*Subject*: [mg61397] Re: (a/b)^2 when a/b is replaced by e won't yield e^2*From*: mike_in_england2000 at yahoo.co.uk*Date*: Tue, 18 Oct 2005 02:44:39 -0400 (EDT)*References*: <dinvoj$s6i$1@smc.vnet.net><200510150223.WAA17341@smc.vnet.net> <diskhc$m7i$1@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

> HoldForm[(a/b)^2] /. (a/b) -> e > HTH > Mike >>If you want to do it this way it is better to use Unevaluated rather >>than HoldForm: >>Unevaluated[(a/b)^2] /. (a/b) -> e >Andrzej Kozlowski >Tokyo, Japan Hi Andrzej Thanks for the reply - I didn't know about the Unevaluated command - why is it better to use it rather than HoldForm? I am not disputing what you say - I just would like to understand. Thanks Mike

**Follow-Ups**:**Re: Re: (a/b)^2 when a/b is replaced by e won't yield e^2***From:*Andrzej Kozlowski <akoz@mimuw.edu.pl>

**References**:**Re: (a/b)^2 when a/b is replaced by e won't yield e^2***From:*mike_in_england2000@yahoo.co.uk