On Tue, 24 Oct 2006 12:05:50 -0700, Guy Henderson 
<[log in to unmask]> wrote:

>  The Pythagoran comma is the difference
>between 12 pure fifths and a pure octave.  All temperaments must take
>this into account.
>
>Syntonic comma is the difference between 4 pure fifths and a pure
>third.  

To complete the picture, I must mention the Leipzigean comma, defined by 
Sigfrid Karg-Elert. It is the difference between (I think) three perfect 
thirds and an octave, and amounts to ca 1/8 tone

Regards
Staffan Thuringer
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Note:  opinions  expressed on PIPORG-L are those of the  individual con-
tributors and not necessarily  those of the list owners  nor of the Uni-
versity at Albany.  For a brief  summary of list  commands, send mail to
[log in to unmask]  saying  GET LSVCMMDS.TXT  or see  the  web
page at http://www.albany.edu/piporg-l/lsvcmmds.html .
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