Volume 112

## Reflection, removable singularities, and approximation for partial differential equations, Part I

Pages 1-20 by Leon Ehrenpreis | From volume 112-1

## Variétés riemanniennes isospectrales et non isométriques

Pages 21-32 by Marie-France Vignéras | From volume 112-1

## Spectral analysis of selfadjoint matrix polynomials

Pages 33-71 by Israel Gohberg, Peter Lancaster, Leiba Rodman | From volume 112-1

## The complex-analyticity of harmonic maps and the strong rigidity of compact Kähler manifolds

Pages 73-111 by Yum-Tong Siu | From volume 112-1

## The Frobenius morphism on the cohomology of homogeneous vector bundles on $G/B$

Pages 113-121 by Henning Haahr Andersen | From volume 112-1

## First-order conformal invariants

Pages 123-178 by Joseph Becker, C. Ward Henson, Lee A. Rubel | From volume 112-1

## A continuous version of duality of $H^1$ with BMO on the bidisc

Pages 179-201 by Sun-Yung A. Chang, Robert Fefferman | From volume 112-1

## A complete minimal surface in $\mathbf{R}^3$ between two parallel planes

Pages 203-206 by Luquésio Petrola de Melo Jorge, Frederico Xavier | From volume 112-1

## Théorie de Quillen et homologie du groupe orthogonal

Pages 207-257 by Max Karoubi, KaroubiMax | From volume 112-1

## Le théorème fondamental de la $K$-théorie hermitienne

Pages 259-282 by Max Karoubi | From volume 112-2

## On the number of periodic trajectories for a Hamiltonian flow on a convex energy surface

Pages 283-319 by Ivar Ekeland, Jean-Michel Lasry | From volume 112-2

## A compact Kähler surface of negative curvature not covered by the ball

Pages 321-360 by George Daniel Mostow, Yum-Tong Siu | From volume 112-2

## Modular units inside cyclotomic units

Pages 361-380 by Donald Kersey | From volume 112-2

## The Langlands conjecture for $\mathrm{Gl}_2$ of a local field

Pages 381-412 by Philip Kutzko | From volume 112-2

## Moduli of abelian varieties

Pages 413-439 by Peter Norman, Frans Oort | From volume 112-2

## Topology of three dimensional manifolds and the embedding problems in minimal surface theory

Pages 441-484 by William H. Meeks III, Shing-Tung Yau | From volume 112-3

## A complete moduli space for $K3$ surfaces of degree $2$

Pages 485-510 by Jayant Shah | From volume 112-3

## Strong rigidity for ergodic actions of semisimple Lie groups

Pages 511-529 by Robert J. Zimmer | From volume 112-3

## Strong general algorithms. I: Arithmetic groups

Pages 531-583 by Fritz Grunewald, Daniel Segal | From volume 112-3

## Some general algorithms. II: Nilpotent groups

Pages 585-617 by Fritz Grunewald, Daniel Segal | From volume 112-3