Minimality in the ${Δ^1}_2$-degrees
Fundamenta Mathematicae, Tome 81 (1973) no. 3, pp. 183-192.

Voir la notice de l'article provenant de la source Institute of Mathematics Polish Academy of Sciences

DOI : 10.4064/fm-81-3-183-192

Harvey Friedman 1

1
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Harvey Friedman. Minimality in the ${Δ^1}_2$-degrees. Fundamenta Mathematicae, Tome 81 (1973) no. 3, pp. 183-192. doi : 10.4064/fm-81-3-183-192. http://geodesic.mathdoc.fr/articles/10.4064/fm-81-3-183-192/

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