What is the geometrical meaning if $H$ and $H^{\ast}$ are perpendicular ?

03 March 2017 0 451 Report

Let $M$ be a submanifold of a Statistical manifold $\overline{M}$. If $H$ and $H^{\ast}$ are mean curvature vector fields, then what do you mean by $H$ and $H^{\ast}$ are perpendicular.

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