On 𝑛-dimensional Riemannian spaces admitting a group of motions of order 𝑛(𝑛-1)/2+1

On $n$-dimensional Riemannian spaces admitting a group of motions of order $n(n-1)/2+1$
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Trans. Amer. Math. Soc. 74 (1953), 260-279 Request permission

References

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Groups of transformations in generalized spaces

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