On 4-Aug-09, at 7:44 AM, Michael Brickenstein wrote:

> Maintaining these lookup tables and other tricks is a lot of work,
> which could be invested elsewhere, e.g. your PHD.
> Even for me, the difference between these orderings is pure subtility
> from a  users perspective.

I disagree.  When you want a particular order, it's really useful to  
have it implemented (and bug tested, I guess).  I use 'lex' and  
'invlex' all the time; doing without one or the other would be  
inconvenient, and rewriting all that code would not be 'subtle'.

Nick

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