E. Mark Gold. Limiting recursion. The journal of symbolic logic, vol. 30 (1965), pp. 28–48. - Hilary Putnam. Trial and error predicates and the solution to a problem of Mostowski. The journal of symbolic logic, vol. 30 (1965), pp. 49–57.

1971 ◽  
Vol 36 (2) ◽  
pp. 342-342 ◽  
Author(s):  
Norman Shapiro
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