6 found
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  1.  14
    Dag Normann. Degrees of functionals. Annals of mathematical logic, vol. 16 , pp. 269–304.E. R. Griffor - 1983 - Journal of Symbolic Logic 48 (1):212-213.
  2.  26
    The definability of e(α).E. R. Griffor & D. Normann - 1984 - Journal of Symbolic Logic 49 (2):437-442.
  3. The Definability of $mathrm{E}(alpha)$.E. R. Griffor & D. Normann - 1984 - Journal of Symbolic Logic 49 (2):437-442.
  4.  9
    Normann Dag. A jump operator in set recursion. Zeitschrift für mathematische Logik und Grundlagen der Mathematik, vol. 25 , pp. 251–264. [REVIEW]E. R. Griffor - 1982 - Journal of Symbolic Logic 47 (4):902-902.
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  5.  9
    Review: Dag Normann, Degrees of Functionals. [REVIEW]E. R. Griffor - 1983 - Journal of Symbolic Logic 48 (1):212-213.
  6.  12
    Review: Dag Normann, A Jump Operator in Set Recursion. [REVIEW]E. R. Griffor - 1982 - Journal of Symbolic Logic 47 (4):902-902.