Published: 1990 Received: September 29, 1988Available on J-STAGE: October 20, 2006Accepted: -
Advance online publication: -
Revised: -
Correction information
Date of correction: October 20, 2006Reason for correction: -Correction: CITATIONDetails: Wrong : 1) W. Ballmann, M. Gromov and V. Schroeder, Manifolds of nonpositive curvature, Birkhäuser, 1985. 2) A. Basse, Einstein manifolds, Springer, 1987. 3) P. E. Ehrlich, Local convex deformations and sectional curvature, Arch. Math., 26 (1975), 432-435. 4) L. Z. Gao, The construction of negatively Ricci curved manifold, Math. Ann., 271 (1985), 185-208. 5) J. Jost, Nonlinear methods in Riemannian and Kählerian geometry, Birkhäuser, 1988, p. 46.
Right : [1] W. Ballmann, M. Gromov and V. Schroeder, Manifolds of nonpositive curvature, Birkhäuser, 1985. [2] A. Basse, Einstein manifolds, Springer, 1987. [3] P. E. Ehrlich, Local convex deformations and sectional curvature, Arch. Math., 26 (1975), 432-435. [4] L. Z. Gao, The construction of negatively Ricci curved manifold, Math. Ann., 271 (1985), 185-208. [5] J. Jost, Nonlinear methods in Riemannian and Kählerian geometry, Birkhäuser, 1988, p. 46.
Date of correction: October 20, 2006Reason for correction: -Correction: PDF FILEDetails: -