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Sep 30, 2016 at 9:10 comment added Benjamin Steinberg Jon is using ideals and I am using filters.
Sep 30, 2016 at 7:51 comment added Tomasz Kania When $I=\{a\}$ is a singleton, accordingo to Jon's notation $D(I)$ would be the set of filters not containing $a$. Or am I missing something?
Feb 28, 2012 at 5:12 comment added Jonathan Beardsley Oh wow thanks so much! I had not heard of this book, but I will have to check it out.
Feb 28, 2012 at 0:52 comment added Benjamin Steinberg The continuous lattices and domains book does everything from both viewpoints.
Feb 27, 2012 at 22:56 comment added Jonathan Beardsley Thankyou. I thus far have found Johnstone's book to be a little short on the basic equivalence of using filters versus using ideals. He seems to prefer ideals, but for my purposes filters are much better. I just wanted to make sure there was a good homeomorphism between Spec(A) and the topology on prime filters that you give so that I can basically use all the theorems for distributive lattices and Boolean algebras without thinking about whether or not I'm dealing with filters or ideals for the most part.
Feb 27, 2012 at 21:09 history answered Benjamin Steinberg CC BY-SA 3.0