0 votes 0 votes What is dual of a POSET? Set Theory & Algebra lattice self-doubt set-theory&algebra relations partial-order + – aditi19 asked Apr 27, 2019 aditi19 484 views answer comment Share Follow See 1 comment See all 1 1 comment reply srestha commented Apr 27, 2019 reply Follow Share https://en.wikipedia.org/wiki/Duality_(order_theory) 0 votes 0 votes Please log in or register to add a comment.