Question: What does a structure S satisfies a formula mean? (5 points) Claim: For a given structure and a formula y, it may be the

What does a structure S satisfies a formula " mean? (5

What does a structure S satisfies a formula " mean? (5 points) Claim: For a given structure and a formula y, it may be the case that neither y nor the negation of is valid in S. o Is this claim true? Prove and explain your answer. (5 points)

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