ON RICCI-SEMI-SYMETRIC SUBMANIFOLDS CODIMENSIONALITY THREE WITH TWO GROUPS OF PRINCIPAL CURVATURE VECTORS

Authors

V.A. MIRZOYAN National Polytechnic University of Armenia Author
G.S. MACHKALYAN National Polytechnic University of Armenia Author
A.R. NAZARYAN National Polytechnic University of Armenia Author

Keywords:

Ricci-semi-symmetric submanifolds, semi-Einstein submanifolds, direct products, cylinder, cone

Abstract

In Euclidean space, the local structure of normally flat Ricci-semi-symmetric submanifolds of codimensionality three with one non zero singular principal curvature vectors and only with one group of regular principal curvature vectors consisting of two linearly independent vectors is investigated.

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17.07.2026

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