1. K-invariants in the universal enveloping algebra of the desitter group

   • Alfredo Brega
   • Juan Tirao

   OriginalPaper Pages: 1 - 36

2. Lusternik-Schnirelmann category and minimal coverings with contractible sets

   • Mónica Clapp
   • Luis Montejano

   OriginalPaper Pages: 37 - 45

3. The trace of Sobolev-Slobodeckij spaces on Lipschitz domains

   • Jürgen Marschall

   OriginalPaper Pages: 47 - 65

4. Equivariant eilenberg maclane spaces K (G, μ, 1) for possibly non-connected or empty fixed point sets

   • Wolfgang Lück

   OriginalPaper Pages: 67 - 75

5. A free boundary problem involving limiting Sobolev exponents

   • Giovanni Mancini
   • Roberta Musina

   OriginalPaper Pages: 77 - 93

6. A priori estimates for minimal surfaces with free boundary, which are not minima of the area

   • Rugang Ye

   OriginalPaper Pages: 95 - 107

7. On the 2 and the 3-connectedness of ample divisors on a surface

   • Mauro Beltrametti
   • Antonio Lanteri

   OriginalPaper Pages: 109 - 128

8. On the structure of quadratic congruential sequences

   • Jürgen Eichenauer
   • Jürgen Lehn

   OriginalPaper Pages: 129 - 140

9. Sur la factorisation des polynomes\(X^{p^{2r} + p^r + 1} - aX^{p^r + 1} - bX - c\) sur les corps finis\(IF_{s_p } \)

   • Simon Agou

   OriginalPaper Pages: 141 - 154

10. Real spectra of complete local rings

    • M. E. Alonso
    • C. Andradas

    OriginalPaper Pages: 155 - 177

11. Genre et genre residuel des corps de fonctions values

    • Michel Matignon

    OriginalPaper Pages: 179 - 214

12. Note on the class-number of the maximal real subfield of a cyclotomic field

    • Hiroyuki Osada

    OriginalPaper Pages: 215 - 227

13. Endomorphisms and null subalgebras of finite dimensional algebras

    • David R. Finston

    OriginalPaper Pages: 229 - 244

14. Über die Existenz gemeinsamer Elemente bester Approximation bezüglich zweier Normen II

    • N. Hadjisavvas
    • B. Nassopoulos
    • G. Pantelidis

    OriginalPaper Pages: 245 - 252