Curves in $SE(3)$ and Their Behaviours |
Received:December 18, 2019 Revised:August 01, 2020 |
Key Words:
$\pi$-operator pre-image $i$-th order Darboux derivative $k$-th order covariant curvature
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Fund Project:Supported by the National Natural Science Foundation of China (Grant No.61473059). |
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Abstract: |
Consider $SE(3)$ as a submanifold of the Euclidean space $E^{12}$. At first, the intrinsic and extrinsic geometries of $SE(3)$ are studied. Then the Frenet typed equations for curves in $SE(3)$ are derived. The relationship between the $k$-th order covariant curvatures of a curve in $SE(3)$ and the parametric equation of its pre-image in $se(3)$ is established. Finally, some kinds of curves in $SE(3)$ with vanish $5$-th order covariant curvature are constructed. The behaviours of these curves are exhibited. |
Citation: |
DOI:10.3770/j.issn:2095-2651.2021.02.007 |
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