1. The boundary of the Krein space tracial numerical range, an algebraic approach and a numerical algorithm

   • N. Bebiano
   • H. Nakazato
   • J. da Providência

   OriginalPaper 13 November 2009 Pages: 539 - 551

2. Infinite groups with Sylow permutable subgroups

   • Adolfo Ballester-Bolinches
   • Leonid A. Kurdachenko
   • Tatiana Pedraza

   OriginalPaper 18 December 2009 Pages: 553 - 565

3. On a graph related to permutability in finite groups

   • A. Ballester-Bolinches
   • John Cossey
   • R. Esteban-Romero

   OriginalPaper 04 December 2009 Pages: 567 - 570

4. Diagonalisation schemes and applications

   • Kay Jachmann
   • Jens Wirth

   OriginalPaper 05 February 2010 Pages: 571 - 590

5. A note on biharmonic curves in Sasakian space forms

   • Dorel Fetcu

   OriginalPaper 19 December 2009 Pages: 591 - 603

6. A generalisation of the Hopf construction and harmonic morphisms into \({\mathbb {S}^2}\)

   • S. Montaldo
   • A. Ratto

   OriginalPaper 13 January 2010 Pages: 605 - 613

7. An example of chaotic behaviour in presence of a sliding homoclinic orbit

   • Flaviano Battelli
   • Michal Fečkan

   OriginalPaper 07 February 2010 Pages: 615 - 642

8. Inequalities for eigenvalues of elliptic operators in divergence form on Riemannian manifolds

   • Manfredo P. do Carmo
   • Qiaoling Wang
   • Changyu Xia

   OriginalPaper 09 February 2010 Pages: 643 - 660

9. Locality of the perimeter in Carnot groups and chain rule

   • Luigi Ambrosio
   • Matteo Scienza

   OriginalPaper 17 February 2010 Pages: 661 - 678

10. On Diophantine equation 3a ² x ⁴ − By ² = 1

    • Debiao He
    • Jianhua Chen
    • Yu Wang

    OriginalPaper 19 February 2010 Pages: 679 - 687

11. Large solutions to an anisotropic quasilinear elliptic problem

    • Jorge García-Melián
    • Julio D. Rossi
    • José C. Sabina de Lis

    OriginalPaper 04 March 2010 Pages: 689 - 712