informal fallacies Flashcards
1
Q
If X, Then Y
Y
Therefore, X
A
Affirming the Consequent
2
Q
If X, Then Y
Not Y
Therefore, Not X
A
Modus Tollens
3
Q
If X, Then Y
Not X
Therefore, Not Y
A
Denying the Antecedent
4
Q
If X, Then Y
X
Therefore Y
A
Modus Ponens