Philosophy
Philosophy
HINTIKKA, JAAKKO.
Identity, Variables, and Impre..(No place), The Association for Symbolic Logic, Inc., 1956 + 1957.
[GÖDEL] & CARNAP, RUDOLF + AREND HEYTING + JOHANN v. NEUMANN, etc.
[Bericht uber die 2. Tagung fü..Leipzig, Felix Meiner, 1931.