1. A note on generated systems of sets

   • Arlete Cerqueira Lima

   OriginalPaper Pages: 1 - 5

2. Note on Dold-Weinzweig fibrations and duality

   • Philip R. Heath

   BriefCommunication Pages: 7 - 9

3. Poincaré-Bendixon theorem for R²-actions

   • C. Camacho

   OriginalPaper Pages: 11 - 16

4. Existence, uniqueness and approximation of fixed points as a generic property

   • Giovanni Vidossich

   OriginalPaper Pages: 17 - 29

5. Foliations of knot complements in the bicylinder boundary

   • Thomas F. Banchoff

   OriginalPaper Pages: 31 - 43

6. A generator theorem for flows

   • Ernst Eberlein

   OriginalPaper Pages: 45 - 50

7. Almost surely convergent versions of sequences which converge weakly

   • Pedro J. Fernandez

   OriginalPaper Pages: 51 - 61

8. 17ème problème de Hilbert

   • Paulo Ribenboim

   OriginalPaper Pages: 63 - 77

9. On an existence theorem of Grunwald's type

   • Jurgen Neukirch

   OriginalPaper Pages: 79 - 83

10. Adams operations in KO(X) ⊕ KSp(X)

    • Jacques Allard

    OriginalPaper Pages: 85 - 96

11. Limit theorems for stationary and dyadic-stationary processes

    • Pedro A. Morettin

    OriginalPaper Pages: 97 - 104

12. Considerações sobre o ensino de matemática

    • Manfredo Perdigão Do Carmo

    OriginalPaper Pages: 105 - 112