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Exercise 1

Avg difficulty 2.5

Let BB be the proposition that Joe Biden was elected president in 2020, CC be the proposition that Covid-19 was completely and permanently eradicated from the earth in 2021, and RR be the proposition that Roe v. Wade was overturned in 2022.

What's B∨CB \vee C?

Davies, A Cool Brisk Walk Through Discrete Mathematics, Logic, Exercise 1

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Adapted from A Cool Brisk Walk Through Discrete Mathematics © 2023 Stephen Davies. Licensed under CC BY-SA 4.0. Source: A Cool Brisk Walk Through Discrete Mathematics. Imported at revision 4b9934b.