Articles in this volume:

Finiteness and quasi-simplicity for symmetric K3-surfaces
Alex Degtyarev, Ilia Itenberg and Viatcheslav Kharlamov; 1-49

Modular invariance of vertex operator algebras satisfying C_2-cofiniteness
Masahiko Miyamoto; 51-91

Projective normality of complete symmetric varieties
Rocco Chiriv? and Andrea Maffei; 93-123

Schubert polynomials and quiver formulas
Anders S. Buch, Andrew Kresch, Harry Tamvakis and Alexander Yong; 125-143

Sur la L2-cohomologie des vari?t?s ? courbure n?gative
Nader Yeganefar; 145-180

A Birch and Swinnerton-Dyer conjecture for the Mazur-Tate circle pairing
Massimo Bertolini and Henri Darmon; 181-204

Improved bounds for Bochner-Riesz and maximal Bochner-Riesz operators
Sanghyuk Lee; 205-232

Finite group actions on C*-algebras with the Rohlin property, I
Masaki Izumi; 233-280

Caloric Measure in Parabolic Flat Domains
Steve Hofmann, John L. Lewis and Kaj Nystr?m; 281-346

The topology of the space of symplectic balls in rational 4-manifolds
Fran?ois Lalonde and Martin Pinsonnault; 347-397

Curves of every genus with many points, II: Asymptotically good families
Noam D. Elkies, Everett W. Howe, Andrew Kresch, Bjorn Poonen, Joseph L. Wetherell and Michael E. Zieve; 399-422

Three-dimensional flops and noncommutative rings
Michel Van den Bergh; 423-455

H-bubbles in a perturbative setting: The finite-dimensional reduction method
Paolo Caldiroli and Roberta Musina; 457-484

Hodge cohomology of gravitational instantons
Tam?s Hausel, Eugenie Hunsicker and Rafe Mazzeo; 485-548

Uniform distribution of orbits of lattices on spaces of frames
Alexander Gorodnik; 549-489

The Average Analytic Rank of Elliptic Curves
D. R. Heath-Brown; 591-623

Corrections to ``Log abundance theorem for threefolds''
Sean Keel, Kenji Matsuki and James McKernan; 625-630