Proof
| Proposition | Derivation |
|---|---|
| Given | |
| Given | |
| Transposition | |
| Law of the Excluded Middle | |
| Conjunction | |
| Constructive dilemma | |
| Material implication |
Read more about this topic: Hypothetical Syllogism
Famous quotes containing the word proof:
“Talk shows are proof that conversation is dead.”
—Mason Cooley (b. 1927)
“When children feel good about themselves, it’s like a snowball rolling downhill. They are continually able to recognize and integrate new proof of their value as they grow and mature.”
—Stephanie Martson (20th century)
“The chief contribution of Protestantism to human thought is its massive proof that God is a bore.”
—H.L. (Henry Lewis)