Аннотация:
It is proved that a submanifold of low codimension with induced metric of revolution of sectional curvature of constant sign is a submanifold of revolution if the coordinate geodesic lines are the lines of curvature.
Ключевые слова и фразы:metric of revolution, submanifolds of rotation, lines of curvature, sectional curvature.
Полный текст:
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