Discrete Structures

    Cards (14)

    • Conjunction
      p, q, THEREFORE p AND q
    • Modus Ponens
      p -> q, p, THEREFORE q
    • Modus Tollens
      p -> q, NOT q, THEREFORE NOT p
    • Specialization
      p AND q, THEREFORE p
      p AND q, THEREFORE q
    • Generalization
      p THEREFORE p OR q
      q THEREFORE p OR q
    • Elimination
      p OR q, NOT p, THEREFORE q
      p OR q, NOT q, THEREFORE p
    • Transitivity
      p -> q, q -> r, THEREFORE p -> r
    • Contradiction Rule
      NOT p -> c, THEREFORE p
    • Division into Cases
      p OR q, p -> r, q -> r, THEREFORE r
    • Converse of p -> q

      q -> p
    • Inverse of p -> q

      NOT p -> NOT q
    • Contrapositive of p -> q

      NOT q -> NOT p
    • Negation of p -> q

      p AND NOT q
    • p -> q is also
      NOT p OR q
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