Communications in Analysis and Geometry
CONTENTS
Volume 7, Number 4 October 1999
Jiirgen Jost and S.-T. Yau Harmonic maps and rigidity theorems for spaces of
nonpositive curvature ... 681
Richard Hamilton Non-singular solutions of the Ricci flow on three-manifolds ... 695 Levi Lopes de Lima and Jose Fabio Montenegro Classification of solitons for
the affine curvature flow ... 731 Fangyang Zheng Hirzebruch-Kato surfaces, Deligne-Mostow's construction, and
new examples of negatively curved compact Kahler surfaces ... 755
Peng Lu Kahler-Einstein metrics on Kummer threefold and special Lagrangian tori 787 Gloria Mari-Beffa and Peter J. Olver Differential invariants for parametrized
projective surfaces . . . 807 Igor Prokhorenkov Morse-Bott functions and the Witten laplacian . . . 841