Riemannian Extensions and Curvature Operators Esteban Calviño Louzao Joint work with M. E. Vázquez Abal and R. Vázquez Lorenzo.

Riemannian Extensions and Curvature

Operators

Esteban Calviño Louzao

Joint work with M. E. Vázquez Abal and R. Vázquez Lorenzo

Curvature Operators

Four-dimensional Osserman Metrics

Four-dimensional Walker Metrics

A special class of Walker metrics

A special class of Walker metrics

Nilpotent Osserman Metrics

Type II Non-Nilpotent Osserman Metrics

Ivanov-Petrova metrics

Locally Homogeneous Affine Surfaces

Locally Homogeneous Affine Surfaces

Locally Homogeneous Affine Surfaces

Riemannian Extensions and Curvature

Operators

Esteban Calviño Louzao

Joint work with M. E. Vázquez Abal and R. Vázquez Lorenzo