Assignment:
In this exercise we show that the converse of the statement of Theorem does not hold. Find an example of a belief space in which there exists a state of the world ω ∈ Y , an event A that is common belief among the players at the state of the world ω, a player i ∈ N, and a state of the world ω" ∈ A, such that πi(A | ω" )
Provide complete and step by step solution for the question and show calculations and use formulas.