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 Conditio
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.