On some 4-dimensional Riemannian manifolds satisfying \(R(X,Y)\cdot R=0\)

DOI10.14492/HOKMJ/1381758525zbMath0387.53013OpenAlexW2151682116WikidataQ115237717 ScholiaQ115237717MaRDI QIDQ1250447

Kouei Sekigawa

Publication date: 1977

Published in: Hokkaido Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.14492/hokmj/1381758525

Mathematics Subject Classification ID

Global Riemannian geometry, including pinching (53C20) Local Riemannian geometry (53B20)

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