Volume 166 Issue 1 – July 2007

Isoparametric hypersurfaces with four principal curvatures

Pages 1-76 by Thomas E. Cecil, Quo-Shin Chi, Gary R. Jensen

Projective structures with degenerate holonomy and the Bers density conjecture

Pages 77-93 by Ken Bromberg

Geometric Langlands duality and representations of algebraic groups over commutative rings

Pages 95-143 by Ivan Mirković, Kari Vilonen

Density of hyperbolicity in dimension one

Pages 145-182 by Oleg S. Kozlovski, Weixiao Shen, Sebastian van Strien

Subelliptic $\mathrm{Spin}_{\mathbb{C}}$ Dirac operators, I

Pages 183-214 by Charles L. Epstein

Dynamical delocalization in random Landau Hamiltonians

Pages 215-244 by François Germinet, Abel Klein, Jeffrey H. Schenker

Global well-posedness of the three-dimensional viscous primitive equations of large scale ocean and atmosphere dynamics

Pages 245-267 by Chongsheng Cao, Edriss S. Titi

Stability of mixing and rapid mixing for hyperbolic flows

Pages 269-291 by Michael Field, Ian Melbourne, Andrei Török

Weyl group multiple Dirichlet series III: Eisenstein series and twisted unstable $A_r$

Pages 293-316 by Ben Brubaker, Daniel Bump, Solomon Friedberg, Jeffrey Hoffstein