Griceian boulomaics, or the logic of willing and intending

Future logic: categorical and conditional deduction and induction ... - Google Books Result
Avi Sion - 1996 - Philosophy - 454 pages
... comprising the logics of preferences, command, obligation ('deontic logic'); Rescher elsewhere mentions 'boulomaic logic' (concerning hopes and fears, ...
books.google.com/books?isbn=2970009102...