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2 cards from this section. Quick, good the night before a test.
Define the concept of partial ordering.
Think about how we can relate elements in a set.
Give an example of a reflexive relation.
Consider something familiar like the numbers you know.
What defines a partial ordering?
Remember the acronym RAT.
True or False: In a partial ordering, every pair of elements must be comparable.
Think about examples like 'divides' relation.
Given three elements A, B, and C in a software project, describe a scenario where their dependencies create a partial order.
Consider the dependencies in a sequential project.
Construct and analyze a Hasse diagram for the power set of {a, b}.
Use subset relations to build your diagram accurately.
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