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1. A > B
2. A
3. So, B
Modus Ponens

1. A > B
2. ~B
3. So, ~ A
Modus Tollens

1. A > B
2. B > C
3. So A > C
Hypothetical Syllogism

1. Either A v B
2. ~A
3. So, B
Disjunctive Syllogism

1. Either A v B
2. A > C
3. B > D
4. So, either C v D
Constructive Dilemma

1. A > B
2. B
3. So, A
Affirming the Consequent (Invalid)

1. A > B
2. ~A
3. So, ~B
Denying the Antecedent (invalid)

