Manifolds with almost nonnegative curvature operator and principal bundles

Abstract

We study manifolds with almost nonnegative curvature operator (ANCO) and provide first examples of closed simply connected ANCO mannifolds that do not admit nonnegative curvature operator.

References in corpus (1)

• Nilpotency, almost nonnegative curvature and the gradient flow

Cited by in corpus (2)

• Homogeneous spaces, curvature and cohomology
• Curvature operator and Euler number