Martin, D. A. Classes of recursively enumerable sets and degree of unsolvability. (English) Zbl 0181.30504 Z. Math. Logik Grundlagen Math. 12, 295-310 (1966). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 4 ReviewsCited in 105 Documents Keywords:recursion theory, constructive mathematics PDFBibTeX XMLCite \textit{D. A. Martin}, Z. Math. Logik Grundlagen Math. 12, 295--310 (1966; Zbl 0181.30504) Full Text: DOI