Geometrically formal 4-manifolds with nonnegative sectional curvature

DOI10.4310/CAG.2015.v23.n3.a2zbMath1319.53027arXiv1212.1325MaRDI QIDQ2340904

Christian Bär

Publication date: 21 April 2015

Published in: Communications in Analysis and Geometry (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1212.1325

zbMATH Keywords

curvatureformal manifoldsharmonic forms

Mathematics Subject Classification ID

Global Riemannian geometry, including pinching (53C20) Hodge theory in global analysis (58A14)

Related Items (max. 100)

On geometric formality of rationally elliptic manifolds in dimensions 6 and 7 ⋮ Geometrically formal homogeneous metrics of positive curvature ⋮ Positive curvature, symmetry, and topology ⋮ Bounds on sectional curvature and interactions with topology ⋮ Harmonic 2-forms and positively curved 4-manifolds ⋮ Conformally formal manifolds and the uniformly quasiregular non-ellipticity of \((\mathbb{S}^2 \times\mathbb{S}^2)\#(\mathbb{S}^2\times\mathbb{S}^2)\) ⋮ Four-manifolds with harmonic 2-forms of constant length

This page was built for publication: Geometrically formal 4-manifolds with nonnegative sectional curvature