Abstract

We define the notions of extension-closed and nearly closed sublocales of frames and present, amongst other things, a pointfree and choice-free proof of a result of Harris characterizing extension-closed subspaces. We also characterize compact frames in terms of the latter form of closedness.

Full Text
Published version (Free)

Talk to us

Join us for a 30 min session where you can share your feedback and ask us any queries you have

Schedule a call