Reports on Mathematical Logic

No. 43


Mai GEHRKE and Hilary A. PRIESTLEY

Canonical Extensions and Completions of Posets and Lattices

A b s t r a c t. The purpose of this note is to expose a new way of viewing the canonical extension of posets and bounded lattices. Specifically, we seek to expose categorical features of this completion and to reveal its relationship to other completion processes.


IMAPP, Radboud Universiteit, PO Box 9010, 6500 GL Nijmegen, Netherlands
M.Gehrke@math.ru.nl

Mathematical Institute, University of Oxford, 24/29 St Giles, Oxford OX1 3LB, United Kingdom
hap@maths.ox.ac.uk


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