Below is a Hasse diagram for a partial order a Name the mini

Below is a Hasse diagram for a partial order

a.     Name the minimal element(s)?

b.    Name the maximal element(s)?

c.     Which of the following pairs are comparable? (A, D), (B, E), (G, F), (D, B), (C, F), (C, E)

Solution

Minimal elements are A,F

Maximum elements are D,G

There is No pairs comparable above