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Re: [Axiom-developer] Schaums-Axiom difference
From: |
Martin Rubey |
Subject: |
Re: [Axiom-developer] Schaums-Axiom difference |
Date: |
07 May 2008 10:19:29 +0200 |
User-agent: |
Gnus/5.09 (Gnus v5.9.0) Emacs/21.4 |
> I see a lot of non-reduced exponents of the form:
>
> a log(z)
> %e
This is "by definition" equal to z^a. I'd think it is rather a question of
output aesthetics whether we want to write z^a instead -- I'd say yes, we
should output z^a if a does not have a log factor. For computation I'd believe
that %e^(a*log z) is better, especially because of
%e^(log x*log z) = x^log z = z^log x
Martin