共 11 条
[1]
Davis M., 1958, COMPUTABILITY UNSOLV
[2]
ERSHOV JL, 1964, ALGEBRA LOGIKA SEM, V3, P17
[3]
Friedberg R. M., 1958, B ACAD POL SCI, V6, P1
[4]
Friedberg R.M., 1958, J SYMBOLIC LOGIC, V23, P309, DOI [10.2307/2964290, DOI 10.2307/2964290]
[5]
CLASSES OF RECURSIVELY ENUMERABLE SETS AND DEGREES OF UNSOLVABILITY
[J].
ZEITSCHRIFT FUR MATHEMATISCHE LOGIK UND GRUNDLAGEN DER MATHEMATIK,
1966, 12 (04)
:295-&
[6]
MARTIN DA, 1963, J SYMBOLIC LOGIC, V28, P273
[7]
MYHILL J, 1963, MATH REVIEWS, V26, P691
[8]
Post E.L., 1944, B AM MATH SOC, V50, P284, DOI [DOI 10.1090/S0002-9904-1944-08111-1, 10.1090/S0002-9904-1944-08111-1]
[9]
ROBINSON A, 1963, INTRODUCTION MODEL T
[10]
Yates C. E. M., 1962, Z MATH LOGIK GRUNDLA, V8, P331