2 problems

Matching

The conjecture that homogeneous Riemannian manifolds with harmonic curvature are Ricci-parallel
Homogeneous harmonic-curvature conjecture. Any homogeneous Riemannian manifold $M$ with harmonic curvature is Ricci-parallel:
openharmonic-curvature homogeneous-geometry riemannian-geometry
07
The homogeneous harmonic-curvature conjecture
Homogeneous harmonic-curvature conjecture. Any homogeneous Riemannian manifold $M$ with harmonic curvature is Ricci-parallel.
openharmonic-curvature homogeneous-spaces riemannian-geometry
06

The conjecture that homogeneous Riemannian manifolds with harmonic curvature are Ricci-parallel