命题逻辑 how many rows are needed for the truth table of the com

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命题逻辑
how many rows are needed for the truth table of the compound statement
(p∨¬q)↔[（¬r∧ s) → t] where p q r s and t are primitive statements

化简后得：(p∨r∨¬s∨t)∧(¬p∨r∨¬s∨t)∧(p∨¬q∨¬r)∧(p∨¬q∨s)∧(p∨¬q∨¬t),因此真值表需要2^5 = 32行

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