[FS] redundant axes in core algebra

The syntax for the core algebra contains the "horizontal" axes 
(following, following-sibling, preceding, preceding-sibling) although 
these are always removed by normalization. Should these axes therefore 
not be removed from the core algebra?

-- Jan Hidders

-- 
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  / Jan Hidders \  Home Page: http://www.win.ua.ac.be/~hidders/       \
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Received on Tuesday, 23 March 2004 09:40:12 UTC