نتایج جستجو برای: statistical study
تعداد نتایج: 4180391 فیلتر نتایج به سال:
Journal:
:Journal of Geophysical Research: Space Physics
2001
Journal:
:Tamkang Journal of Mathematics
2023
In the sixties, A. Gray \cite{Gr} and B. O'Neill \cite{O1} come with notion of Riemannian submersions as a tool to study geometry manifold an additional structure in terms fibers base space. have long been effective construct manifolds positive or nonnegative sectional curvature compare certain within differential geometry. particular, many examples Einstein can be constructed by using such sub...
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