TY - BOOK AU - Suppes, P AU - Hill, S TI - First course in mathematical logic SN - 9780486422596 U1 - 510.6 PY - 1964/// CY - Mieola PB - Dover KW - LOGIC, SYMBOLIC AND MATHEMATICAL KW - COMMUTATIVE LAWS KW - TAUTOLOGIES UNIVERSAL QUANTIFIERS KW - TRUTH AND VALIDITY N1 - Ref. sec ER -