1. Stability of compact constant mean curvature hypersurfaces in a wide class of Riemannian manifolds

   • Alain R. Veeravalli

   Original Paper 07 July 2011 Pages: 1 - 9

2. Free involutions on S ² × S ³

   • Yang Su

   Original Paper 23 July 2011 Pages: 11 - 28

3. The discriminant of a cubic surface

   • Andreas-Stephan Elsenhans
   • Jörg Jahnel

   Original Paper 29 July 2011 Pages: 29 - 40

4. A type of the Lefschetz hyperplane section theorem on \({\mathbb{Q}\,}\) -Fano 3-folds with Picard number one and \({\frac{1}{2}(1,1,1)}\) -singularities

   • Nam-Hoon Lee

   Original Paper 12 August 2011 Pages: 41 - 49

5. Surface framed braids

   • Paolo Bellingeri
   • Sylvain Gervais

   Original Paper 17 August 2011 Pages: 51 - 69

6. Ends of strata of the moduli space of quadratic differentials

   • Corentin Boissy

   Original Paper 19 August 2011 Pages: 71 - 88

7. Determination of the element numbers of the regular polytopes

   • Jin Akiyama
   • Sin Hitotumatu
   • Ikuro Sato

   Original Paper 21 August 2011 Pages: 89 - 97

8. Besicovitch triangles extended

   • Y. Movshovich

   Original Paper 01 September 2011 Pages: 99 - 107

9. Curves in the Minkowski plane and their contact with pseudo-circles

   • Amani Saloom
   • Farid Tari

   Original Paper 27 August 2011 Pages: 109 - 124

10. Projective deformations of hyperbolic Coxeter 3-orbifolds

    • Suhyoung Choi
    • Craig D. Hodgson
    • Gye-Seon Lee

    Original Paper 04 September 2011 Pages: 125 - 167

11. Erratic behavior of CAT(0) geodesics under G-equivariant quasi-isometries

    • Dan Staley

    Original Paper 17 September 2011 Pages: 169 - 184

12. Duality properties of indicatrices of knots

    • Colin Adams
    • Dan Collins
    • Bena Tshishiku

    Original Paper 01 September 2011 Pages: 185 - 206

13. Curvature line parametrized surfaces and orthogonal coordinate systems: discretization with Dupin cyclides

    • Alexander I. Bobenko
    • Emanuel Huhnen-Venedey

    Original Paper 20 September 2011 Pages: 207 - 237

14. Right-angularity, flag complexes, asphericity

    • Michael W. Davis

    Original Paper 01 September 2011 Pages: 239 - 262

15. The Euler characteristic of a polyhedral product

    • Michael W. Davis

    Original Paper 31 August 2011 Pages: 263 - 266

16. Infinite curvature on typical convex surfaces

    • Karim Adiprasito

    OriginalPaper 17 September 2011 Pages: 267 - 275

17. Hyperellipticity and systoles of Klein surfaces

    • Mikhail G. Katz
    • Stéphane Sabourau

    Original Paper 27 September 2011 Pages: 277 - 293

18. Remark on polarized K3 surfaces of genus 36

    • Ilya Karzhemanov

    Original Paper 29 September 2011 Pages: 295 - 305

19. Minkowski content and local Minkowski content for a class of self-conformal sets

    • Uta Freiberg
    • Sabrina Kombrink

    Original Paper 24 September 2011 Pages: 307 - 325

20. Sieve methods in group theory II: the mapping class group

    • Alexander Lubotzky
    • Chen Meiri

    Original Paper 12 October 2011 Pages: 327 - 336

21. Some families of links with divergent Mahler measure

    • Robert G. Todd

    Original Paper 30 September 2011 Pages: 337 - 351

22. Bounded combinatorics and the Lipschitz metric on Teichmüller space

    • Anna Lenzhen
    • Kasra Rafi
    • Jing Tao

    Original Paper 11 October 2011 Pages: 353 - 371

23. Totally geodesic hypersurfaces of four-dimensional generalized symmetric spaces

    • Barbara De Leo
    • Joeri Van der Veken

    Original Paper 12 October 2011 Pages: 373 - 387

24. Singularities of ball quotients

    • Niko Behrens

    Original Paper 19 October 2011 Pages: 389 - 407

25. Insecurity for compact surfaces of positive genus: commentary

    • Victor Bangert
    • Eugene Gutkin

    OriginalPaper Open access 17 September 2011 Pages: 409 - 409

26. Erratum to: A Banach space-valued ergodic theorem and the uniform approximation of the integrated density of states

    • Daniel Lenz
    • Fabian Schwarzenberger
    • Ivan Veselić

    Erratum 20 September 2011 Pages: 411 - 413