"p v q" and free will

Speranza

The logic of disputation in Walter Burley's treatise on obligationsby E Stump - 1985 - Cited by 10 - Related articles
the disjunction apart from the obligations disputation since - p v q is ..... foreknowledge and free will by using three-valued logic are sometimes couched ...
www.springerlink.com/index/l577q51nx788658p.pdf

and so the implicature is Griceian, as they say!

Cheers