Conditionals and Entailment

Conditional Sentences - Lecture notes on the analysis of condition sentences by Paul Kay.

Conditionals and Counterfactuals - Essay by Hector Parr, considering some philosophical difficulties with `if'.

Faithful and Fruitful Logic - Article by John Howes, presented at the 20th World Congress of Philosophy.

Nomic Dependencies & Contrary-to-fact Conditionals - Essay by William S. Boardman discussing Fred Dretske's measles examples in his book `Knowledge and the Flow of Information'.

Paradoxes of Material Implication - Lecture notes by Peter Suber.

Peirce and Philo - Discusses Charles Peirce's account of conditionals, hypotheticals, and what he takes from Cicero's account of the debate between Philo and Diodorus.

Relevance Logic - Article in the Stanford Encyclopaedia of Philosophy, by Edwin Mares.