Question: The Logic Book (6th Edition) - Chapter 4.1, Problem 2E (b,f) Which of the following claims are true? Explain your reasoning. *b. A completed open

The Logic Book (6th Edition) - Chapter 4.1, Problem 2E (b,f)

Which of the following claims are true? Explain your reasoning.

*b. A completed open branch of a truth-tree yields at most one set of truth-value assignments on which every member of the set being tested is true.

*f. If a truth-tree is closed, every sentence on the tree either has been decomposed or is a literal.

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