more from William D. Hart

Single Idea 13500

[catalogued under 4. Formal Logic / B. Propositional Logic PL / 2. Tools of Propositional Logic / c. Derivation rules of PL]

Full Idea

A 'conditional proof' licenses inferences to a conditional from a deduction of its consequent from its antecedent.

Gist of Idea

Conditional Proof: infer a conditional, if the consequent can be deduced from the antecedent


William D. Hart (The Evolution of Logic [2010], 4)

Book Reference

Hart,W.D.: 'The Evolution of Logic' [CUP 2010], p.90

A Reaction

That is, a proof can be enshrined in an arrow.