Volume 132, Issue 3 – November 1990

## Parabolic equations for curves on surfaces Part I. Curves with $p$-integrable curvature

Pages 451-483 by Sigurd Angenent

## Regularity and asymptotic behavior of the wave equation with a critical nonlinearity

Pages 485-509 by Manoussos G. Grillakis

## Harmonic measure and arclength

Pages 511-547 by Christopher J. Bishop, Peter W. Jones

## Multiplier ideal sheaves and Kähler-Einstein metrics of positive scalar curvature

Pages 549-596 by Alan Michael Nadel

## ${\bf L}_p$ Fourier multipliers on Riemannian symmetric spaces of the noncompact type

Pages 597-628 by Jean-Philippe Anker