Summary of Logic Statements
Negation ~ is the opposite truth value ~ T is F Conjunction (and) P ∧ Q is true only when both statements are true Disjunction (or) P ∨ Q is false only when both statements are false The Conditional P → Q is false only when P is true and Q is false The Conditional P → Q is equivalent to ~P ∨ Q The Negation of the Conditional P → Q is P ∧ ~Q The Bicondional P Q is true when both P and Q have same true value
Conditional Statement P → Q Converse Statement Q → P Inverse Statement ~P → ~Q Contrapositive Statement ~Q → ~P
DeMorgan’s Laws ~ (P ∧ Q) = ~ P ∨ ~Q ~ (P ∨ Q) = ~ P ∧ ~Q
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and opinions expressed in this page are strictly those of Mary Lou Baker. This page was edited on 19-Oct-2015 |