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On mappings preserving the distance 1 only in a finite number of directions - MaRDI portal

On mappings preserving the distance 1 only in a finite number of directions (Q1079188)

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scientific article; zbMATH DE number 3962607
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English
On mappings preserving the distance 1 only in a finite number of directions
scientific article; zbMATH DE number 3962607

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    On mappings preserving the distance 1 only in a finite number of directions (English)
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    1986
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    Translation from Sib. Mat. Zh. 27, No.1(155), 79-85 (Russian) (1986; Zbl 0589.51024).
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    isometry
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    mappings preserving the unit distance
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