On Thu, Apr 24, 2008 at 4:27 AM, Simon King <[EMAIL PROTECTED]> wrote:
>
>  Hi!
>
>  I never understood why some people say "lattice" when they have a
>  "poset with meet and join"...

Same here.   But they do and math terms are pretty arbitrary.

>  But i don't see the point: Would it really be difficult to live with
>  that name conflict?
>  I mean, certainly the two species of "lattice" would live in two
>  different packages, say (just for simplicity), in "group" and in
>  "poset".
>
>  Now, of course saying
>   sage: from sage.poset import lattice
>   sage: from sage.group import lattice
>  wouldn't work.
>
>  But if a user really wants to use both types of lattice in the same
>  program, he/she is free to say
>   sage: from sage.poset import lattice as lattice_po
>   sage: from sage.group import lattice as lattice_gr
>  and go ahead.
>
>  Or is it intended to have both types of lattice in sage without to
>  explicitly import them from the corresponding package?
>

Yes.  We're only talking about the top-level global namespace.

William

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