Ballmann, Werner.

Manifolds of nonpositive curvature / Werner Ballmann, Mikhael Gromov, Viktor Schroeder. - Boston : Birkhäuser, 1985. - iv, 263 p. : ill. ; 23 cm. - Progress in mathematics ; v. 61 . - Progress in mathematics (Boston, Mass.) ; v. 61. .

Based on four lectures delivered by M. Gromov in Feb. 1981 at Collège de France, Paris, with appendices by W. Ballmann and V. Schroeder. Includes index.

Bibliography: p. 256-259.

081763181X

85020149


Geometry, Differential.
Manifolds (Mathematics)

QA649 / .B35 1985

516.3/6