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On diffeomorphic mappings of one nondegenerate parallelepiped onto another - MaRDI portal

On diffeomorphic mappings of one nondegenerate parallelepiped onto another (Q2662934)

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On diffeomorphic mappings of one nondegenerate parallelepiped onto another
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    On diffeomorphic mappings of one nondegenerate parallelepiped onto another (English)
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    15 April 2021
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    The authors consider diffeomorphic mappings of a nondegenerate parallelepiped onto another such parallelepiped. They prove that the image of any face of the first parallelepiped under such a mapping is a certain face of the second parallelepiped. Moreover, they also obtain several results on the transformation of boundary points of a nondegenerate parallelepiped under the action of a diffeomorphism.
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    homeomorphism
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    diffeomorphism
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    boundary of set
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    parallelepiped
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