- #1
Vishera
- 72
- 1
Definition of maximal, greatest, minimal and least elements of a set: http://i.stack.imgur.com/PnI9V.png
Since c is a minimal element but c is not a least element, this implies that there is one element that is not comparable to c. What is that element? What about d and i?
Since c is a minimal element but c is not a least element, this implies that there is one element that is not comparable to c. What is that element? What about d and i?