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Topic: About generalizations
Replies: 21   Last Post: Aug 20, 2013 11:45 PM

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William Elliot

Posts: 2,637
Registered: 1/8/12
Re: About generalizations
Posted: Aug 19, 2013 10:42 PM
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On Mon, 19 Aug 2013, Victor Porton wrote:
> William Elliot wrote:
> > On Sun, 18 Aug 2013, Victor Porton wrote:
> >> William Elliot wrote:
> >> >
> >> >> A complete reloid is a join (on a complete lattice of reloids between
> >> >> two fixed sets) of (reloidal) products of a trivial ultrafilter and a
> >> >> (non necessarily trivial) ultrafilter.

For Ft(XxY) = { F | F filter for XxY } to be a complete order by
inclusion, doesn't Ft(XxY) have to include both P(XxY) and the empty set?

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