Disjunctive Syllogism - Proof

Proof

Proposition Derivation
Given
Given
Material implication
Modus ponens
Proposition Derivation
Given
Given
Material implication
Transposition
Modus ponens

Read more about this topic:  Disjunctive Syllogism

Famous quotes containing the word proof:

    To cease to admire is a proof of deterioration.
    Charles Horton Cooley (1864–1929)

    a meek humble Man of modest sense,
    Who preaching peace does practice continence;
    Whose pious life’s a proof he does believe,
    Mysterious truths, which no Man can conceive.
    John Wilmot, 2d Earl Of Rochester (1647–1680)

    The moment a man begins to talk about technique that’s proof that he is fresh out of ideas.
    Raymond Chandler (1888–1959)