TY - BOOK AU - Cooper,S.B. AU - Slaman,T.A. AU - Wainer,S.S. TI - Computability, enumerability, unsolvability: directions in recursion theory SN - 0521557364 (pbk.) AV - QA9.6 C64 1996 PY - 1996/// CY - Cambridge [England] PB - Cambridge University Press KW - Recursion theory N1 - Includes bibliographical references and index ER -