Verify the indicated definition in Problems 1518 from Table 3.9 using a truth table. p unless q

Question:

Verify the indicated definition in Problems 15–18 from Table 3.9 using a truth table.

p unless q


Table 3.9

Either p or q pq (pvq)^~(p^q) TT F TF FT FF T T F Neither p nor q p unless q ~q p ~(pvq) F T F T F T T F p

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